Publications of the Research Group on Natural Computing ...The Infobiotics Workbench: an integrated...

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Publications of the Research Group on Natural Computing

(from 2000 to present date)

November 27, 2013

Publications in ISI Ranked Journals (excluding LNCS)

References

[1] T. Song, L.F. Macías-Ramos, L. Pan, M.J. Pérez-Jiménez. Time-free solution to SAT prob-lem using P systems with active membranes. Theoretical Computer Science, online version (doi:10.1016/j.tcs.2013.11.014). Impact Factor of 0.489.

[2] M.A. Martínez-del-Amor, J. Pérez-Carrasco, M.J. Pérez-Jiménez. Characterizing the Parallel Simulationof P Systems on the GPU. International Journal of Unconventional Computing, 9, 5-6 (2013), 405�424.Impact Factor of 0.431.

[3] M. Gheorghe, Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Research frontiers in Membrane Comput-ing: Open problems and research topics. International Journal of Foundations of Computer Science,24, 5 (2013), 547�557. Impact Factor of 0.420.

[4] M.J. Pérez-Jiménez, A. Riscos, M. Rius, A. Romero. Seeking sharper frontiers of e�ciency in tissueP systems. International Journal of Foundations of Computer Science, 24, 5 (2013), 577�579. ImpactFactor of 0.420.

[5] Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Bridging Membrane and Reaction Systems�FurtherResults and Research Topics. Fundamenta Informaticae, 127, 1�4 (2013), 99-114. Impact Factor of0.399.

[6] L. Valencia, M-García-Quismondo, Y. Su, H. Yu, M.J. Pérez-Jiménez, L. Pan. Modeling Logic GeneNetworks by Means of Probabilistic Dynamic P Systems. International Journal of Unconventional Com-puting, 9, 5�6 (2013), 445-464.

[7] J. Wang, P. Shi, H. Peng, M.J. Pérez-Jiménez, T. Wang. Weighted Fuzzy Spiking Neural P Systems.IEEE Transactions on Fuzzy Systems, 21, 2 (2013), 209�220. Impact Factor of 4.260

[8] M. A. Colomer, A. Margalida, M.J. Pérez-Jiménez. Population Dynamics P System (PDP) models: astandarized protocol for describing and applying novel bio-inspired computing tools. Plos One, 8, 4(2013), 1�13. Impact Factor of 4.092.

[9] H. Peng, J. Wang, M.J. Pérez-Jiménez, P. Shi. A novel image thresholding method based on membranecomputing and fuzzy entropy. Journal of Intelligent and Fuzzy Systems, 24, 2 (2013), 229-237. ImpactFactor of 0.556

[10] D. Díaz-Pernil, A. Berciano, F. Peña-Cantillana, M.A. Gutiérrez Naranjo. Segmenting Images withGradient-based Edge Detection Using Membrane Computing. Pattern Recognition Letters, online version(http://dx.doi.org/10.1016/j.patrec.2012.10.014). In press. Impact Factor of 1.034

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[11] Gh. Paun, M.J. Pérez-Jiménez. Editorial. Foreword. Special Issue: A selection of papers from the 10thBrainstorming Week on Membrane Computing. International Journal of Computer Mathematics, 90, 4(2013), 747-749. Impact factor of 0.542

[12] R. Freund, I. Pérez-Hurtado, A. Riscos-Núñez, S. Verlan. A formalization of membrane systems withdynamically evolving structures. International Journal of Computer Mathematics, 90, 4 (2013), 801-815.Impact Factor of 0.542

[13] M.J. Pérez-Jiménez, A. Riscos, M. Rius, F.J. Romero. A polynomial alternative to unbounded envi-ronment for tissue P systems with cell division. International Journal of Computer Mathematics, 90, 4(2013), 760-775. Impact Factor of 0.542

[14] M. Gheorghe, F. Ipate, R. Lefticaru, M.J. Pérez-Jiménez, A. Turcanu, L. Valencia-Cabrera, M. García-Quismondo, F. Mierla. 3-COL problem modelling using simple Kernel P systems. International Journalof Computer Mathematics, 90, 4 (2013), 816-830. Impact Factor of 0.542

[15] T. Song, L. Pan, Gh. Paun. Asynchronous spiking neural P systems with local synchronization. Infor-mation Sciences, 219 (2013), 197-207. Impact Factor of 2.833

[16] H. Peng, J. Wang, M.J. Pérez-Jiménez, H. Wang, J. Shao, T. Wang. Fuzzy reason-ing spiking neural P system for fault diagnosis. Information Sciences, 2012, online version(http://dx.doi.org/10.1016/j.ins.2012.07.015). Impact Factor of 2.833

[17] C.I. Vasile, A.B. Pavel, I. Dumitrache, G. Paun. On the power of enzymatic numerical P systems. ActaInformatica, 49, 6 (2012), 395-412. Impact factor of 0.444

[18] Y. Niu, L. Pan, M.J. Pérez-Jiménez. Solving Common Algorithmic Problem with recognizer tisse Psystems. Romanian Journal of Information Science and Technology, 15 - 1 (2012), 33-49. Impact Factorof 0.154

[19] F.C. Cabarle, H.N. Adorna, M.A. Martínez, M.J. Pérez-Jiménez. Improving GPU simulations of SpikingNeural P systems. Romanian Journal of Information Science and Technology, 15 - 1 (2012), 5-20. ImpactFactor of 0.154

[20] Gh. Paun, M.J. Pérez-Jiménez. Towards bridging two cell-inspired models: P systems and R systems.Theoretical Computer Science, 429 (2012), 258-264. (http://dx.doi.org/10.1016/j.tcs.2011.12.046). Im-pact Factor of 0.665

[21] Gh. Paun, M.J. Pérez-Jiménez. P automata revised. Theoretical Computer Science, 454 (2012), 222-230).Impact Factor of 0.665

[22] Gh. Paun, M.J. Pérez-Jiménez. An in�nite hierarchy of languages de�ned by dP systems. TheoreticalComputer Science, 431 (2012), 4-12. Impact Factor of 0.665

[23] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, M.J. Pérez-Jiménez, M. Ujaldón.The GPU on the simulation of cellular computing models. Soft Computing, 16, 2 (2012), 231-246. ImpactFactor of 1.880

[24] J. Blakes, J. Twycross, F.J. Romero-Campero, N. Krasnogor. The Infobiotics Workbench: an integratedin silico modelling platform for Systems and Synthetic Biology. Bioinformatics. 27, 23 (2011), 3323-3324.Impact Factor of 5.468

[25] M. Ionescu, Gh. Paun, M.J. Pérez-Jiménez, T. Yokomori. Spiking Neural dP Systems. FundamentaInformaticae, 111, 4 (2011), 423-436. Impact Factor of 0.365

[26] M.J. Pérez-Jiménez, A. Riscos-Núñez, M. Rius-Font, F.J. Romero-Campero. Looking for small e�cientP systems. Fundamenta Informaticae, 110, 1-4 (2011), 295-308. Impact Factor of 0.365

[27] Y. Niu, L. Pan, M.J. Pérez-Jiménez, M. Rius-Font. A tissue P systems based uniform solution toTripartite Matching problem. Fundamenta Informaticae, 109, (2011), 179-188. Impact Factor of 0.365

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[28] R. Freund, M. Gheorghe, S. Marcus, V. Mitrana, M.J. Pérez-Jiménez. Special Issue-Natural Computing:Theory and applications. Preface. International Journal of Foundations of Computer Science, 22, 1(2011), 1-6. Impact Factor of 0.379

[29] L. Pan, Gh. Paun, M.J. Pérez-Jiménez. Spiking neural P systems with neuron division and budding.Science China. Information Sciences, 54, 8 (2011), 1596-1607. (Impact Factor of 0.388

[30] J. Karhumäki, Gh. Paun, G. Rozenberg, A. Salomaa. Preface. Fundamenta Informaticae. 110, 1-4 (2011),1. 94. Impact Factor of 0.365

[31] L. Pan. D. Díaz, M.J. Pérez-Jiménez. Computation of Rumsey numbers by P systems with activemembranes. International Journal of Foundations of Computer Science, 22, 1 (2011), 29-38. ImpactFactor of 0.379

[32] I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos, M.A. Gutiérrez, M. Rius. On a partial a�rmativeanswer for a Paun's conjecture. International Journal of Foundations of Computer Science, 22, 1 (2011),55-64. Impact Factor of 0.379

[33] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos, F. Sancho. A simulationalgorithm for multienvironment probabilistic P systems: A formal veri�cation. International Journal ofFoundations of Computer Science, 22, 1 (2011), 107-118. Impact Factor of 0.379

[34] M. Cardona, A. Margalida, M.J. Pérez-Jiménez, D. Sanuy. A bio-inspired computing model as a newtool for modeling ecosystems: The avian scavengers as a case study. Ecological modelling, 222, 1 (2011),33-47. Impact Factor of 2.326

[35] L. Pan, Gh. Paun. Spiking Neural P Systems: An improved Normal Form. Theoretical Computer Science,441, 6 (2010), 906-918. Impact Factor of 0.838

[36] H.J. Hoogeboom; L. Pan; Gh. Paun; M.J. Pérez-Jiménez; J. Wang. Spiking Neural P Systems WithWeights. Neural Computation, 22, 10 (2010), 2615-2646. Impact Factor of 2.290

[37] Gh. Paun: A quick introduction to membrane computing. Journal of Logic and Algebraic Programming,79, 6 (2010), 291-294. Impact Factor of 0.552

[38] Gh. Paun, M.J. Pérez-Jiménez. Solving problems in a distributed way in Membrane Computing. Inter-national Journal of Computers, Communications and Control, 5, 2 (2010), 238-250. Impact Factor of0.373

[39] Gh. Paun, M.J.Pérez-Jiménez, Gh. Stefanescu. Membrane Computing and Programming. Journal ofLogic and Algebraic Programming, 79, 6 (2010), 389-390. Impact Factor of 0.552

[40] M.A. Martínez, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos. A P-Lingua based simulator for TissuePsystems. Journal of Logic and Algebraic Programming, 79, 6 (2010), 374-382. Impact Factor of 0.552

[41] Gh. Paun, M.J. Pérez-Jiménez. Foreword. Special Issue on Membrane Computing. Romanian Journalof Information Science and Technology (ROMJIST), 13, 2 (2010), 111-112. Impact Factor of 0.188

[42] H. Adorna, Gh. Paun, M.J. Pérez-Jiménez. On Communication Complexity in Evolution-Communication P Systems. Romanian Journal of Information Science and Technology (ROMJIST),13, 2 (2010), 113-130. Impact Factor of 0.188

[43] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, P. Real, V. Sánchez-Canal es. Computing Homology Groups inBinary 2D Imagery by Tissue-like P Systems. Romanian Journal of Information Science and Technology(ROMJIST), 13, 2 (2010), 141-152. Impact Factor of 0.188

[44] H.A. Christinal, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Thresholding of 2D Im-ages with Cell-like P Systems. Romanian Journal of Information Science and Technology (ROMJIST),13, 2 (2010), 131-140. Impact Factor of 0.188

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[45] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez, I. Pérez-Hurtado, M.J. Pérez-Jiménez. Sim-ulating a Psystem based e�cient solution to SAT by using GPUs. Journal of Logic and AlgebraicProgramming, 79, 6 (2010), 317-325. Impact Factor of 0.552

[46] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez. Simulation of P systems with Active Membranes on CUDA. Brie�ngs in Bioinformatics, 11,3 (2010), 313-322. Impact Factor of 9.283

[47] L. Pan, M.J. Pérez-Jiménez. Computational complexity of tissue-like P systems. Journal of Complexity,26, 3 (2010), 296-315. Impact Factor of 0.781

[48] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A Linear Time Solution tothe Partition Problem in a Cellular Tissue-Like Model. Journal of Computational and TheoreticalNanoscience, 7, 5 (2010), 884-889. Impact Factor of 0.843

[49] F. Manea, M. Margenstern, V. Mitrana, M.J. Pérez-Jiménez. A New Characterization of NP, P andPSPACE with Accepting Hybrid Networks of Evolutionary Processors. Theory of Computing Systems,46 (2010), 174-192. Impact Factor of 0.600

[50] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. On the E�ciency of Cell-Likeand Tissue-Like Recognizing Membrane Systems. International Journal of Intelligent Systems, 24 (2009)747-765. Impact Factor of 1.194

[51] M. García-Quismondo, R. Gutiérrez-Escudero, M.A. Martínez-del-Amor, E. Orejuela-Pinedo, I. Pérez-Hurtado. P-Lingua 2.0: A software framework for cell-like P systems, International Journal of Comput-ers, Communications and Control, Vol. IV, 3 (2009), 234-243. 133. Impact Factor of 0.373

[52] G. Ciobanu, S. Marcus, Gh. Paun. New strategies of using the rules of a P system in a maximal way.Power and complexity. Romanian Journal of Information Science and Technology, 12 (2009), 157-173.Impact Factor of 0.075

[53] L. Pan, Gh. Paun. Spiking neural P systems with anti-spikes, International Journal of Computers,Communications and Control, Vol. IV, 3 (2009), 273-282. Impact Factor of 0.373

[54] M. Cavaliere, E. Egecioglu, O.H. Ibarra, M. Ionescu, Gh. Paun, S. Woodworth. Asynchronous spikingneural P systems. Theoretical Computer Science, 410, 24-25 (2009), 2352-2364. Impact Factor of 0.943

[55] F.J. Romero, J. Twycross, M. Camara, M. Bennett, M. Gheorghe, N. Krasnogor. Modular Assemblyof Cell Systems Biology Models Using P systems, International Journal of Foundations of ComputerScience, 20 (2009) 427-442. Impact Factor of 0.512

[56] N. Busi, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. E�cient Computation in Rational-Valued PSystems. Mathematical Structures in Computer Science, 19 (2009) 1125-1139. Impact Factor of 0.838

[57] C. Graciani, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. An Approach to Ballistic Deposition Basedon Membrane Computing. International Journal of Unconventional Computing, 5, 5 (2009), 427-439.Impact Factor of 0.684

[58] Gh. Paun, M.J. Pérez-Jiménez. Foreword. Special Issue: Membrane Computing. Fifth BrainstormingWeek on Membrane Computing. International Journal of Unconventional Computing, 5, 5 (2009), 389-390. Impact Factor of 0.684

[59] C. Zandron; A. Leporati; C. Ferretti; G. Mauri; M.J. Pérez Jiménez. On the computational e�ciency ofpolarizationless recognizer P systems with strong division and dissolution. Fundamenta Informaticae,87, 1 (2008), 79-91. Impact Factor of 0.715

[60] Gh. Paun. Membrane computing and brane calculi. Old, New, and Future Bridges. Theoretical ComputerScience, 404 (2008), 19-25. Impact Factor of 0.806

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[61] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. Tissue-like P systems with dynamically emerging requests. In-ternational Journal of Foundations of Computer Science, 19 (2008), 729-745. Impact Factor of 0.554

[62] Gh. Paun, M.J. Pérez-Jiménez. Special Issue on Membrane Computing. Preface. Fundamenta Informat-icae, 87 (2008), 1-2. Impact Factor of 0.715

[63] F.J. Romero, M.J. Pérez-Jiménez. A model of the Quorum Sensing System in Vibrio Fischeri using Psystems. Arti�cial Life, 14, 1 (2008), 95-109. Impact Factor of 1.164

[64] F.J. Romero, M.J. Pérez-Jiménez. Modelling gene expression control using P systems: The Lac Operon,a case study. BioSystems, 91, 3 (2008), 438-457. Impact Factor of 1.477

[65] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane Systems with Proteins Em-bedded in Membranes. Theoretical Computer Science, 404, 1-2 (2008), 26-39. Impact Factor of 0.806

[66] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A uniform family of tissue Psystems with cell division solving 3-COL in a linear time. Theoretical Computer Science, 404, 1-2 (2008),76-87. Impact Factor of 0.806

[67] E. Csuhaj-Varju, A. Di Nola, Gh. Paun, M.J. Pérez-Jiménez, G. Vaszil. Editing con�gurations of Psystems. Fundamenta Informaticae, 82, 1-2 (2008), 29-46. Impact Factor of 0.715

[68] Gh. Paun, M.J. Pérez-Jiménez, T. Yokomori. Representations and characterizations of languages inChomsky hierarchy by means of insertion-deletion systems. International Journal of Foundations ofComputer Science, 19, 4 (2008), 859-871. Impact Factor of 0.554

[69] F. Manea, M. Margenstern, V. Mitrana, M.J.Pérez-Jiménez. A new characterization of NP, P, andPSPACE with accepting hybrid networks of evolutionary processors. Theory of Computing Systems, 46,2 (2008), 174-192. Impact Factor of 0.766

[70] M. Ionescu, Gh. Paun; T. Yokomori. Spiking neural P systems with an exhaustive use of rules. Inter-national Journal of Unconventional Computing, 3 (2007), 135-153. Impact Factor of 0.648.

[71] M. Cardona; M.A. Colomer; M.J. Pérez-Jiménez. Hierarchical clustering with Membrane Computing.Computing and Informatics, 27 (2008), 497-513. Impact Factor of 0.492

[72] Gh. Paun. Spiking neural P systems with astrocyte-like control. Journal of Universal Computer Science,13 (2007), 1707-1721. Impact Factor of 0.315

[73] Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Computing morphisms by spiking neural P systems.International Journal of Foundations of Computer Science, 18, 6 (2007), 1371-1382. Impact Factor of0.656

[74] G. Ciobanu, L. Pan, Gh. Paun, M.J. Pérez-Jiménez. P systems with minimal parallelism. TheoreticalComputer Science, 378, 1 (2007), 117-130. Impact Factor of 0.735

[75] Gh. Paun, M.J. Pérez-Jiménez, A. Salomaa. Spiking neural P systems: An early survey. InternationalJournal of Foundations of Computer Science, 18, 3 (2007), 435-455. Impact Factor of 0.656

[76] F.J. Romero, M. Gheorghe, G. Ciobanu, J.M. Auld, M.J. Pérez-Jiménez. Cellular modelling using Psystems and process algebra. Progress in Natural Science, 17, 4 (2007), 375-383. Impact Factor of 0.508

[77] S. Cheruku, A. Paun, F.J. Romero, M.J. Pérez-Jiménez, O.H. Ibarra. Simulating FAS-induced apoptosisby using P systems. Progress in Natural Science, 17, 4 (2007), 424-431. Impact Factor of 0.508

[78] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. How to express tumours usingmembrane systems. Progress in Natural Science, 17, 4 (2007), 449-457. Impact Factor of 0.508

[79] H. Chen, R. Freund, M. Ionescu, Gh. Paun, M.J. Pérez-Jiménez. On string languages generated bySpiking Neural P systems. Fundamenta Informaticae, 75, 1-4 (2007), 141-162. Impact Factor of 0.693

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[80] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. On the degree of parallelism in membranesystems. Theoretical Computer Science, 372, 2-3 (2007), 183-195. Impact Factor of 0.735

[81] Gh. Paun, M.J. Pérez-Jiménez. Editorial. Fourth Brainstorming Week on Membrane Computing. The-oretical Computer Science, 372, 2-3 (2007), 123-124. Impact Factor of 0.735

[82] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero. A uniform solution to SAT using membranecreation. Theoretical Computer Science, 371, 1-2 (2007), 54-61. Impact Factor of 0.735

[83] A. Paun, Gh. Paun. Small universal spiking neural P systems. BioSystems, 90 (2007), 48-60. ImpactFactor of 1.646

[84] O. Ibarra, A. Paun, Gh. Paun, A. Rodriguez-Paton, P. Sosik, S. Woodworth. Normal forms for spikingneural P systems. Theoretical Computer Science, 372 (2007), 196-217. Impact Factor of 0.735

[85] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. Grammar systems versus membrane computing: the case of CDgrammar systems. Fundamenta Informaticae, 76 (2007), 271-292. Impact Factor of 0.693

[86] H. Chen, T-O. Ishdorj, Gh. Paun. Computing along the axon. Progress in Natural Science, 17 (2007),417-423. Impact Factor of 0.508

[87] M. Ionescu, Gh. Paun; T. Yokomori. Spiking neural P systems with an exhaustive use of rules. Inter-national Journal of Unconventional Computing, 3 (2007), 135-153. Impact Factor of 0.648

[88] G. Ciobanu, Gh. Paun, Gh. Stefanescu. P Transducers. New Generation Computing, 24 (2006), 1-28.Impact Factor of 0.694

[89] M. Ionescu, Gh. Paun, T. Yokomori. Spiking Neural P Systems. Fundamenta Informaticae, 71 (2006),279- 308. Impact Factor of 0.586

[90] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. Computational e�ciency of dis-solution rules in membrane systems. International Journal of Computer Mathematics, 83, 7 (2006),593-611. Impact Factor of 0.428

[91] A. Alhazov, R. Freund, A. Riscos. Membrane division, restricted membrane creation and object com-plexity in P systems. International Journal of Computer Mathematics, 83, 7 (2006), 529-547. ImpactFactor of 0.428

[92] H. Chen, T-O. Ishdorj, Gh. Paun, M.J. Pérez-Jiménez. Handling languages with spiking neural P systemswith extended rules. Romanian Journal of Information Science and Technology, 9, 3 (2006), 151-162.Impact Factor of 0.154

[93] Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Spike trains in spiking neural P systems. InternationalJournal of Foundations of Computer Science, 17, 4 (2006), 975-1002. Impact Factor of 0.500

[94] Gh. Paun, M.J. Pérez-Jiménez. Membrane Computing: Brief introduction, recent results and applica-tions. BioSystems, 85, 1 (2006), 11-22. Impact Factor of 1.080

[95] G. Ciobanu, Gh. Paun, M.J. Pérez-Jiménez. On the branching complexity of P systems. FundamentaInformaticae, 73, 1-2 (2006), 27-36. Impact Factor of 0.586

[96] Gh. Paun, M.J. Pérez-Jiménez. Preface. Special Issue Membrane Computing. International Journal ofFoundations of Computer Science, 17, 1 (2006), 1-2. Impact Factor of 0.500

[97] R. Ceterchi, M.J. Pérez-Jiménez. On simulating a class of parallel architectures. International Journalof Foundations of Computer Science, 17, 1 (2006), 91-110. Impact Factor of 0.500

[98] A. Leporati, C. Zandron, M.A. Gutiérrez-Naranjo. P systems with input in binary form. InternationalJournal of Foundations of Computer Science, 17, 1 (2006), 127-146. Impact Factor of 0.500

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[99] Gh. Paun, R. Paun. Membrane computing and economics: numerical P systems. Fundamenta Informat-icae, 73 (2006), 213-227. Impact Factor of 0.586

[100] O. Ibarra, Gh. Paun. Characterizations of context-sensitive languages and other language classes interms of Symport/Antiport P systems. Theoretical Computer Science, 358 (2006), 88-103. Impact Factorof 0.843

[101] L. Cardelli, Gh. Paun. An universality result for a membrane calculus based on mate/drip operations.International Journal of Foundations of Computer Science, 17 (2006), 49-68. Impact Factor of 0.500

[102] M. Margenstern, Gh. Paun, Y. Rogozhin, S. Verlan. Context-free insertion-deletion systems. TheoreticalComputer Science, 330 (2005), 339-348. Impact Factor of 0.743

[103] M.A. Gutiérrez-Naranjo, M.J. Pérez Jiménez, A. Riscos N. A fast P system for �nding a balanced2-partition. Soft Computing, 9, 9 (2005), 673-678. Impact Factor of 0.538

[104] M.J. Pérez�Jiménez, A. Riscos N. Solving the Subset-Sum problem by P systems with active mem-branes. New Generation Computing, 23, 4 (2005), 339-356. Impact Factor of 0.500

[105] Gh. Paun, M.J. Pérez-Jiménez, J. Pazos, A. Rodríguez-Patón. Symport/antiport P systems with threeobjects are universal. Fundamenta Informaticae, 64 (2005), 345-358. Impact Factor of 0.650

[106] R. Freund, Gh. Paun, M.J. Pérez-Jiménez. Tissue-like P systems with channel-states. TheoreticalComputer Science, 330 (2005), 101-116. Impact Factor of 0.743

[107] Gh. Paun, M.J. Pérez-Jiménez, F. Sancho. On the reachability problem for P systems with sym-port/antiport. Publicationes Mathematicae-Debrecen, 65 (2004), 603-627. Impact Factor of 0.236

[108] Gh. Paun, M.J. Pérez-Jiménez. Foreword. Second Brainstorming Week on Membrane Computing.Special Issue. Journal of Universal Computer Science, 10, 5 (2004), 449-501. Impact Factor of 0.398

[109] M.J. Pérez-Jiménez, F.J. Romero. An e�cient family of P systems for packing items into bins. Journalof Universal Computer Science, 10, 5 (2004), 650-670. Impact Factor of 0.398

[110] A. Cordón, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F. Sancho. A Prolog simulator for deter-ministic P systems with active membranes. New Generation Computing, 22, 4 (2004), 349-363. ImpactFactor of 0.854

[111] C.S. Calude, Gh. Paun. Bio-steps beyond Turing. BioSystems, 77 (2004), 175-194. Impact Factor of1.016

[112] Gh. Paun, Y. Suzuki, H. Tanaka, T. Yokomori. On the power of membrane division in P systems.Theoretical Computer Science, 324 (2004), 61-85. Impact Factor of 0.676

[113] R. Freund, C. Martin-Vide, Gh. Paun. From regulated rewriting to computing with membranes: threecollapsing hierarchies. Theoretical Computer Science, 312 (2004), 143-188. Impact Factor of 0.676

[114] R. Freund, J. Kelemen, Gh. Paun. A note on emergence in multi-agent string processing systems.Computing and Informatics, 22 (2003), 623- 637. Impact Factor of 0.456

[115] A. Obtulowicz, Gh. Paun. (In search of) Probabilistic P systems. BioSystems, 70 (2003), 107-121.Impact Factor of 0.971

[116] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. PC grammar systems with �ve context-free component scan gen-erate all recursively enumerable languages. Theoretical Computer Science, 299 (2003), 785-794. ImpactFactor of 0.764

[117] Martin-Vide, Gh. Paun, J. Pazos, A. Rodriguez-Paton. Tissue P systems. Theoretical Computer Sci-ence, 296 (2003), 295-326. Impact Factor of 0.764

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[118] C. Ferretti, G. Mauri, Gh. Paun, C. Zandron. On three variants of rewriting P systems. TheoreticalComputer Science, 301 (2003), 201-215. Impact Factor of 0.764

[119] D. Besozzi, G. Mauri, Gh. Paun, C. Zandron. Gemmating P systems: Collapsing hierarchies. Theoret-ical Computer Science, 296 (2003), 253-267. Impact Factor of 0.764

[120] M.J. Pérez-Jiménez, F. Sancho. A formalization of transition P systems. Fundamenta Informaticae,49, 1-3 (2002), 261-272. Impact Factor of 0.650

[121] A. Romero, M.J. Pérez-Jiménez. Simulating Turing Machines by P systems with External Output.Fundamenta Informaticae, 49, 1-3 (2002), 273-287. Impact Factor of 0.650

[122] A. Paun, Gh. Paun, G. Rozenberg. Computing by communication in networks of membranes. Inter-national Journal of Foundations of Computer Science, 13 (2002), 779-798. Impact Factor of 0.512

[123] C. Martin-Vide, A. Paun, Gh. Paun. On the power of P systems with symport rules. Journal ofUniversal Computer Science, 8 (2002), 317-331. Impact Factor of 0.398

[124] F. Arroyo, A. Baranda, J. Castellanos, Gh. Paun. Membrane computing: The power of (rule) creation.Journal of Universal Computer Science, 9 (2002), 369-381. Impact Factor of 0.398

[125] A. Paun, Gh. Paun. The power of communication. P systems with symport/antiport. New GenerationComputing, 20 (2002), 295-306. Impact Factor of 0.386

[126] C. Martin-Vide, Gh. Paun, G. Rozenberg. Membrane systems with carriers. Theoretical ComputerScience, 270 (2002), 779-796. Impact Factor of 0.417

[127] M. Amos, Gh. Paun, G. Rozenberg, A. Salomaa. Topics in the theory of DNA computing. TheoreticalComputer Science, 287 (2002), 3-38. Impact Factor of 0.417

[128] Gh. Paun, G. Rozenberg. A guide to membrane computing. Theoretical Computer Science, 287 (2002),73-100. Impact Factor of 0.417

[129] P. Bottoni, C. Martin-Vide, Gh. Paun, G. Rozenberg. Membrane systems with promoters/inhibitors.Acta Informatica, 38 (2002), 695-720. Impact Factor of 0.604

[130] Gh. Paun, N. Santean, G. Thierrin, S. Yu. On the robustness of primitive words. Discrete AppliedMathematics, 117 (2002), 233-252. Impact Factor of 0.471

[131] Gh. Paun, Y. Sakakibara, T. Yokomori. P systems on graphs of restricted forms. Publicationes Math-ematicae Debrecen, 60 (2002), 635-660. Impact Factor of 0.153

[132] C. Martin-Vide, A. Paun, Gh. Paun, G. Rozenberg. Membrane systems with couples transport: Uni-versality and normal forms. Fundamenta Informaticae, 49 (2002), 1-15. Impact Factor of 0.650

[133] S. Kobayashi, V. Mitrana, Gh. Paun, G. Rozenberg. Formal properties of PA-matching. TheoreticalComputer Science, 262 (2001), 117-131. Impact Factor of 0.468

[134] S. Kobayashi, V. Mitrana, Gh. Paun, G. Rozenberg. Computing with membranes (P systems). BioSys-tems, 59 (2001), 139-158. Impact Factor of 0.736

[135] Gh. Paun, Y. Suzuki, H. Tanaka. P systems with energy accounting. International Journal of ComputerMathematics, 78 (2001), 343-364. Impact Factor of 0.162

[136] Gh. Paun, G. Rozenberg, T. Yokomori. Hairpin languages. International Journal of Foundations ofComputer Science, 12 (2001), 837-847. Impact Factor of 0.512

[137] J. Dassow, Gh. Paun, G. Thierrin, S. Yu. Tree-systems of morphisms. Acta Informatica, 38 (2001),131-153. Impact Factor of 0.512

[138] P. Bottoni, G. Mauri, P. Mussio, Gh. Paun. Computing with shapes. Journal of Visual Languages andComputing, 12 (2001), 601-626. Impact Factor of 0.431

8

[139] C.S. Calude, Gh. Paun, M. Tataram. A glimpse into natural computing. Journal of Multi-valuate Logic,7 (2001), 1-128.

[140] Gh. Paun. Computing with membranes (P systems): A variant. International Journal of Foundationsof Computer Science, 11 (2001), 167-181. Impact Factor of 0.512

[141] J. Dassow, C. Martin-Vide, Gh. Paun, A. Rodriguez-Paton. Conditional concatenation. FundamentaInformaticae, 44, (2000), 353-372, 2000. Impact Factor of 0.650

[142] Gh. Paun, G. Rozenberg, A. Salomaa. Membrane computing with external output. Fundamenta Infor-maticae, 41 (2000), 313-340. Impact Factor of 0.650

[143] L. Ilie, Gh. Paun, G. Rozenberg, A. Salomaa. On strongly context-free languages. Discrete AppliedMathematics, 103 (2000), 153-165. Impact Factor of 0.339

[144] C.S. Calude, Gh. Paun. Computing with cells and atoms in a nutshell. Complexity, 6 (2000), 38-48.Impact Factor of 1.020

[145] P. Bottoni, G. Mauri, P. Mussio, Gh. Paun. On the power of pictorial languages. International Journalof Pattern Recognition and Arti�cial Intelligence, 14 (2000), 839-858. Impact Factor of 0.310

[146] Gh. Paun. Computing with membranes. Journal of Computer and System Sciences, 61 (2000), 108-143.Impact Factor of 0.664

[147] Gh. Paun. DNA computing based on splicing. Universality results. Theoretical Computer Science, 231(2000), 275-296. Impact Factor of 0.806

[148] J. Kelemen, Gh. Paun. Robustness of decentralized knowledge systems: A grammar-theoretic view.Journal of Experimental and Theoretical Arti�cial Intelligence, 12, (2000), 91-100.

[149] Gh. Paun, T. Yokomori. Simulating H systems by P systems. Journal of Universal Computer Science,6, 1 (2000), 178-193. Impact Factor of 0.398

Publications in other Journals (including LNCS).

References

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9

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[8] S. Stepney, S. Abramsky, M. Bechmann, J. Gorecki, V. Kendon, T.J. Naughton, Mario J. Pérez-Jiménez,F.J. Romero-Campero, A. Sebald. Heterotic Computing Examples with Optics, Bacteria, and Chemi-cals. Unconventional Computation and Natural Computation. Lecture Notes in Computer Science, 7445(2012), 198-209.

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[16] L.F. Macías-Ramos, I. Pérez-Hurtado, M. García-Quismondo, L. Valencia, M.J. Pérez-Jiménez, A.Riscos-Núñez. A P-Lingua based simulator for Spiking Neural P systems. Membrane Computing, 12thInternational Conference, CMC 2011, Fontainebleau, France, August 23-26, 2011, Revised SelectedPapers. Lecture Notes in Computer Science, 7184 (2012), 257-281.

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[20] P. Frisco, Gh. Paun, M.J. Pérez-Jiménez. Guest Editorial Preface. Special Issue on Membrane Comput-ing. International Journal of Natural Computing Research, 2, 2 (2011), i-iii.

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10

[23] R. Barbuti, G. Franco, Gheorghe Paun. Foreword. Natural Computing, 10, 1 (2011). 1-2.

[24] M.A. Colomer, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. Comparing Simulation Al-gorithms for multienvironmental probabilistic P systems over a standard virtual ecosystem. NaturalComputing, 11 (2012), 369-379.

[25] P. Frisco, Gh. Paun, M.J. Pérez-Jiménez. Guest Editorial Preface. Special Issue on Membrane Comput-ing. International Journal on Natural Computing Research, 2, 2 (2011), i-iii.

[26] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Local Search with P systems: A Case Study. InternationalJournal on Natural Computing Research, 2, 2 (2011), 47-55.

[27] F. Cabarle, H. Adorna, M.A. Martínez-del-Amor. Simulating Spiking Neural P Systems Without DelaysUsing GPUs. International Journal on Natural Computing Research, 2, 2 (2011), 19-31.

[28] S. Ivanov, A. Alhazov, V. Rogojin, M.A. Gutiérrez-Naranjo. Forward and Backward Chaining with PSystems. International Journal on Natural Computing Research, 2, 2 (2011), 56-66.

[29] F. Peña-Cantillana, D. Díaz-Pernil, A. Christinal-Hepzibah, M.A. Gutiérrez-Naranjo. Implementationon CUDA of the Smoothing Problem with Tissue-Like P Systems. International Journal on NaturalComputing Research, 2, 3 (2011), 25-34.

[30] F. Peña-Cantillana, D. Díaz-Pernil, A. Berciano, M.A. Gutiérrez Naranjo. A Parallel Implementationof the Thresholding Problem by Using Tissue-Like P System. Lecture Notes in Computer Science, 6855(2011), 277-284.

[31] M. Ionescu, Gh. Paun. Notes about spiking neural P systems. Annals of Bucharest Univ. Mathematics-Informatics Series. 2011.

[32] Gh. Paun, Membrane computing at twelve years. Back to Turku. Lecture Notes in Computer Science,6714 (2011), 36-37.

[33] E. Rivero-Gil, M.A. Gutiérrez-Naranjo, A. Romero-Jiménez, A. Riscos-Núñez. A Software Tool forGenerating Graphics by Means of P Systems. Natural Computing, 10, 2 (2011), p. 879-890.

[34] M.J. Pérez-Jiménez, A. Ortega, José M. Sempere. The Spanish Network on Biomolecular and BiocellularComputing: Bio-inspired Natural Computing in Spain. ERCIM (European Research Consortium forInformatics and Mathematics) News, 85, (2011), 25.

[35] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, M.J. Pérez-Jiménez, M. Ujaldón.The GPU on the simulation of cellular computing models. Soft Computing, 16, 2 (2012), 231-246.

[36] Gh. Paun, M.J. Pérez-Jiménez. P and dP Automata: a Survey. Lecture Notes in Computer Science,6570 (2011), 102-115.

[37] M.J. Pérez-Jiménez, I. Pérez-Hurtado, A. Riscos-Núñez, F.J. Romero-Campero. Membrane Computing(Tutorial). Lecture Notes in Computer Science, 6714 (2011), 38-39.

[38] M. Gheorghe, T. Hinze, Gh. Paun, G. Rozenberg, A. Salomaa.Membrane Computing 11th InternationalConference, CMC 2010, Jena, Germany, August 24-27, 2010. Revised Selected Papers. Preface. LectureNotes in Computer Science, 6501 (2011), v-vi.

[39] Gh. Paun. Membrane Computing at Twelve Years. Lecture Notes in Computer Science, 6501 (2011),1-2.

[40] M.A. Colomer, S. Lavín, I. Marco, A. Margalida, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy,E. Serrano, L. Valencia-Cabrera. Modeling population growth of Pyrenean Chamois (Rupicapra p.pyrenaica) by using P systems. Lecture Notes in Computer Science, 6501 (2011), 144-159.

[41] X. Zeng, H. Adorna, M.A. Martínez-del-Amor, L. Pan, M.J. Pérez-Jiménez. Matrix representation ofSpiking Neural P systems. Lecture Notes in Computer Science, 6501 (2011), 377-392.

11

[42] M.A. Gutiérrez M.J. Pérez-Jiménez. Depth-First search with P systems. Lecture Notes in ComputerScience, 6501 (2011), 257-267.

[43] M. Gheorghe, V. Manca, F.J. Romero-Campero: Deterministic and stochastic P systems for modellingcellular processes. Natural Computing, 9, 2 (2010), 457-473. 117.

[44] J. Smaldon, F.J. Romero-Campero, F. Fernández Trillo, M. Gheorghe, C. Alexander, N. Krasnogor. Acomputational study of liposome logic: towards cellular computing from the bottom up. Systems andSynthetic Biology, 4, 3 (2010), 7-79.

[45] P. Milazzo, M.J. Pérez-Jiménez. Preface. Proceedings First Workshop on Applications of Membranecomputing, Concurrency and Agent-based modelling in POPulation biology. Electronic Proceedings inTheoretical Computer Science, 33 (2010).

[46] E. Rivero-Gil, M.A. Gutiérrez-Naranjo, A. Romero, A. Riscos. A Software Tool for Generating Graphicsby Means of P Systems. Natural Computing, 10, 2 (2010), 879-890.

[47] P. Bonizzoni, Gh. Paun, G. Rozenberg, C. Zandron. Preface. Natural Computing, 9, 2 (2010), 381-382.

[48] R. Freund, M. Kogler, Gh. Paun, M.J. Perez-Jimenez: On the power of P and dP automata. Annals ofthe University of Bucharest Mathematics-Informatics Series, 2010, LVIII (2009), 1-22.

[49] M. Cardona, M. Colomer, A. Margalida, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy. A P systemBased Model of an Ecosystem of Some Scavenger Birds. Membrane Computing. 10th InternationalWorkshop, WMC 2009. Lecture Notes in Computer Science, 5957 (2010), 182-195.

[50] M. Cardona, M.A. Colomer, A. Margalida, A. Palau, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy.A computational modeling for real ecosystems based on P systems. Natural Computing, 10, 1 (2011),39-53.

[51] M. García-Quismondo, R. Gutiérrez-Escudero, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez.An Overview of P-Lingua 2.0, 10th International Workshop, WMC 2009. Lecture Notes in ComputerScience, 5957 (2010), 264-288.

[52] O.H. Ibarra, M.J. Pérez-Jiménez, T. Yokomori. On Spiking Neural P systems, Natural Computing, 9, 2(2010), 475-491.

[53] H. Cao, F.J. Romero-Campero, S. Heeb, M. Camara, N. Krasnogor. Evolving Cell Models for Systemsand Synthetic Biology. Systems and Synthetic Biology, 4, 1 (2010), 55-84.

[54] J.M. Cecilia, J.M. García, G. Guerrero, M. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez.Implementing P systems Parallelism by means of GPUs, 10th International Workshop, WMC 2009.Lecture Notes in Computer Science, 5957 (2010), 227-241.

[55] A. Riscos-Núñez. A framework for complexity classes in membrane computing, Electronic Notes inTheoretical Computer Science, Vol. 225 (2009), p. 319-328.

[56] A. Leporati, C. Ferretti, G. Mauri, M.J. Pérez-Jiménez, C. Zandron. Complexity Aspects of Polariza-tionless Membrane Systems, Natural Computing, 8 (2009), 703-717.

[57] D. Diaz, A. Romero, M.J. Pérez-Jiménez. E�cient Simulation of Tissue-like P systems by TransitionCell-like P systems, Natural Computing, 8 (2009), 797-806.

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[59] D. Woods, N. Murphy, M.J. Pérez-Jiménez, A. Riscos-Núñez. Membrane Dissolution and Division in P.Lecture Notes in Computer Science, 5715 (2009), 262-276.

[60] M. Cardona, M. Colomer, A. Riscos, M. Rius. P Systems Computing the Period of Irreducible MarkovChains, International Journal of Computers, Communications and Control, 4 (2009), 291-300.

12

[61] A. Leporati, G. Mauri, C. Zandron, G. Paun, M.J. Pérez-Jiménez. Uniform Solutions to SAT andSUBSET SUM by Spiking Neural P Systems, Natural Computing, 8 (2009), 681-702.

[62] D. Díaz, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. A P-Lingua programming environmentfor Membrane Computing. Membrane Computing. 9th International Workshop WMC 2008. LectureNotes in Computer Science, 5391 (2009), 187-203.

[63] D. Díaz-Pernil, P. Gallego-Ortiz, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez. De-scriptional complexity of tissue-like P systems with cell division. 8th International Conference on Un-conventional Computation. Lecture Notes in Computer Science, Vol. 5715, (2009), 168-178.

[64] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez. Solving the IndependentSet problem by using tissue-like P systems with cell division. 3rd International Work-Conference on theInterplay Between Natural and Arti�cial Computation. Lecture Notes in Computer Science, Vol. 5601,(2009), 213-222.

[65] F.J. Romero-Campero, J. Twycross, C. Hongqing, J. Blakes, N. Krasnogor. A multiscale modellingframework based on P systems. Membrane Computing. 9th International Workshop WMC 2008, LectureNotes in Computer Science, 5391 (2009), 63-77

[66] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Hebbian learning from spiking neural P systems view.Membrane Computing. 9th International Workshop WMC 2008, Lecture Notes in Computer Science,5391 (2009), 217-230.

[67] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez, D. Sanuy, A. Margalida. Modeling ecosystem using Psystems: The bearded vulture, a case study. Membrane Computing. 9th International Workshop WMC2008, Lecture Notes in Computer Science, 5391 (2009), 137-156.

[68] H. Chen, M. Ionescu, T.-O. Ishdorj, A. Paun, Gh. Paun, M.J. Pérez-Jiménez Spiking Neural P systemswith extended rules: universality and languages. Natural Computing, 7, 2 (2008), 147-166.

[69] Gh. Paun, M.J. Pérez-Jiménez, A. Riscos. Tissue P systems with cell division. International Journal ofComputers, Communications and Control, 3, 3 (2008), 295-303.

[70] M. Cardona, M. Colomer, A. Riscos, M. Rius. Computing the Period of Irreducible Markov Chains.International Journal of Computers, Communication and Control, 4, 3 (2008), 291-300.

[71] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, D. Ramírez. A software tool for veri�cation of spikingneural P systems. Natural Computing, 7, 4 (2008), 485-497. 155.

[72] A. Leporati, G. Mauri, C. Ferretti, M.J. Pérez Jiménez, C. Zandron. Complexity aspects of polariza-tionless membrane systems. Natural Computing, 8, 4 (2008), 703-717.

[73] A. Leporati, G. Mauri, C. Zandron, Gh. Paun, M.J. Pérez-Jiménez. Uniform solutions to SAT andSubset Sum by spiking neural P systems. Natural Computing, 8, 4 (2008), 681-702.

[74] D. Díaz-Pernil, M.J. Pérez Jiménez, A. Romero. E�cient simulation of tissue-like P systems by transitioncell-like P systems. Natural Computing, 8, 4 (2008), 797-806.

[75] Gh. Paun. Natural Computing. Between Necessity and Fashion. International Journal of Computers,Communication and Control, Vol. III, 3 (2008), 119-120.

[76] C.S. Calude, Gh. Paun. Foreword, Natural Computing, 7(1), 1 (2008), 1.

[77] M. Ionescu, Gh. Paun, T. Yokomori: Preface. Natural Computing, 7, 4 (2008), 451-452.

[78] Gh. Paun. Bibliography of spiking neural P systems. Natural Computing, 7, 4 (2008), 551-553.

[79] O. Ibarra, Gh. Paun. Membrane computing: a general view. Annals of European Academy of Sciences,2008, 83-101.

13

[80] Gh. Paun; M.J. Pérez Jiménez; A. Riscos. Tissue P systems with cell division. International Journal ofComputers, Communications and Control, 3, 3 (2008).

[81] A. Romero, M.J. Pérez Jiménez, D. Díaz. E�cient Simulation of Tissue-like P Systems by TransitionCell-like P Systems. Natural Computing, 8(4) (2008), 1-10.

[82] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. Tissue-like P systems communicating by request. RamanujanMathematical Society. Lecture Notes Series in Mathematics, (2008), 143-154.

[83] Gh. Paun, F.J. Romero Campero. Membrane Computing as a Modeling Framework. Cellular SystemsCase Studies. 8th International School on Formal Methods for the Design of Computer, Communication,and Software. Lecture Notes in Computer Science, Volume 5016, (2008), p.168-214

[84] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, A. Romero. Computationale�ciency of cellular division in tissue-like P systems. Romanian Journal of Information Science andTechnology, 11, 3 (2008), 229-241.

[85] Gh. Paun. A quick overview of membrane computing with details about spiking neural P systems.Frontiers of Computer Science in China, (2007), 37-49.

[86] Gh. Paun. Spiking neural P systems. A tutorial. Bulletin of the European Association for TheoretialComputer Science, 91 (2007), 145-159.

[87] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A linear-time tissue P systembased solution for the 3-coloring problem. Electronic Notes in Theoretical Computer Science, 171 (2007),81-93.

[88] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Multidimensional descriptional complexity ofP systems. Journal of Automata, Languages and Combinatorics, 12, 1-2 (2007), 167-179.

[89] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane systems with marked mem-branes. Electronic Notes in Theoretical Computer Science, 171 (2007), 25-36.

[90] Gh. Paun. Membrane Computing as a Framework for Bio-Modeling (an Informal Glimpse). AlgebraicBiology: 2nd International Conference. Lecture Notes in Computer Science, 4545 (2007), 23-35.

[91] Gh. Paun. Spiking Neural P Systems. Power and E�ciency. Bio-inspired Modeling of cognitive tasks.Lecture Notes in Computer Science, 4527 (2007), 153-169.

[92] A. Alhazov, M.J. Pérez-Jiménez. Uniform solution of QSAT using polarizationless active membranes.Machines, Computations, and Universality. Lecture Notes in Computer Science, 4664 (2007), 122-133.

[93] R. Ceterchi, M.J. Pérez-Jiménez, A.I. Tomescu. Simulating the bitonic sort using P systems. MembraneComputing. 8th International Workshop WMC 2007. Lecture Notes in Computer Science, 4860 (2007),172-192.

[94] D. Díaz, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A logarithmic bound for solvingSubset Sum with P systems. Membrane Computing. 8th International Workshop WMC 2007. LectureNotes in Computer Science, 4860 (2007), 257-270.

[95] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Solving Subset-Sum in lineartime by using tissue P systems with cell division. Bio-inspired Modeling of cognitive tasks. Lecture Notesin Computer Science, 4527 (2007), 170-179.

[96] G. Mauri, M.J. Pérez-Jiménez, C. Zandron. On a Paun's conjecture in membrane systems. Bio-inspiredModeling of cognitive tasks. Lecture Notes in Computer Science, 4527 (2007), 180-192.

[97] R. Freund, Gh. Paun, M.J. Pérez-Jiménez. Polarizationless P systems with active membranes workingin the minimally parallel mode. 6th International Conference on Unconventional Computation. LectureNotes in Computer Science, 4618 (2007), 62-76.

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[98] M.J. Pérez-Jiménez, F.J. Romero. P systems, a new computational modelling tool for Systems Biology.Transactions on Computational Systems Biology VI. Lecture Notes in Bioinformatics, 4220 (2006),176-197.

[99] Gh. Paun, M.J. Pérez-Jiménez, A. Salomaa. Bounding the indegree of Spiking Neural P systems. TurkuCenter for Computer Science - TUCS, Report Nr. 773, June 2006.

[100] M.J. Pérez-Jiménez, A. Romero, F. Sancho. A polynomial complexity class in P systems using mem-brane division. Journal of Automata, Languages and Combinatorics, 11, 4 (2006), 423-434.

[101] Gh. Paun, M.J. Pérez-Jiménez (eds.). Selected papers dedicated to Membrane Computing. Editorial.Journal of Automata, Languages and Combinatorics, 11, 3 (2006), 239.

[102] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Communication membrane systemswith active symports. Journal of Automata, Languages and Combinatorics, 11, 3 (2006), 241-262.

[103] Gh. Paun. One More Universality Result for P Systems with Objects on Membranes. InternationalJournal of Computers, Communications and Control, 1 (2006), 25-32.

[104] M. Cavaliere, R. Freund, A. Leistch, Gh. Paun. Event-related outputs of computations in P systems.Journal of Automata, Languages and Combinatorics, 11 (2006), 263-278.

[105] Gh. Paun. Languages in Membrane Computing. Some Details for Spiking Neural P Systems. Devel-opments in Language Theory: 10th International Conference, DLT 2006. Lecture Notes in ComputerScience, 4036 (2006), 20-35.

[106] M. Cardona, M.A. Colomer, M.J. Pérez Jiménez, A. Zaragoza. Handling Markov chains with MembraneComputing. 5th International Conference on Unconventional Computation. Lecture Notes in ComputerScience, 4135 (2006), 72-85.

[107] F. Bernardini, F.J. Romero, M. Gheorghe, M.J. Pérez-Jiménez. A modeling approach based on Psystems with bounded parallelism. Membrane Computing. 7th International Workshop WMC 2006.Lecture Notes in Computer Science, 4361 (2006), 49-65.

[108] N. Busi, M.A. Gutiérrez-Naranjo. A Case Study in (Mem)Brane Computation: Generating n2: n>=1.Membrane Computing. 7th International Workshop WMC 2006. Lecture Notes in Computer Science,4361 (2006), 233-248.

[109] A. Paun, M.J. Pérez-Jiménez, F.J. Romero. Modeling signal transduction using P systems. MembraneComputing. 7th International Workshop WMC 2006. Lecture Notes in Computer Science, 4361 (2006),100-122. 193.

[110] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane systems with externalcontrol. Membrane Computing. 7th International Workshop WMC 2006. Lecture Notes in ComputerScience, 4361 (2006), pp. 215-232.

[111] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez, A. Zaragoza. Classifying states of a �nite Markovchains with Membrane Computing. Membrane Computing. 7th International Workshop WMC 2006.Lecture Notes in Computer Science, 4361 (2006), 266-278.

[112] F.J. Romero, M. Gheorghe, L. Bianco, D. Pescini,

[113] M.J. Pérez-Jiménez, R. Ceterchi. Towards probabilistic model checking on P systems using PRISM.Membrane Computing. 7th International Workshop WMC 2006. Lecture Notes in Computer Science,4361 (2006), 477-495.

[114] A. Romero, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Graphical modeling of higher plants usingP systems. Membrane Computing. 7th International Workshop WMC 2006. Lecture Notes in ComputerScience, 4361 (2006), 496-506.

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[115] M. Ionescu, A. Paun, Gh. Paun, M.J. Pérez-Jiménez. Computing with spiking neural P systems:Traces and small universal systems. 12th International Meeting on DNA Computing. Lecture Notes inComputer Science, 4287 (2006), 1-16.

[116] F. Bernardini, M. Gheorghe, N. Krasnogor, R.C. Muyinandi, M.J. Pérez-Jiménez, F.J. Romero. On Psystems as a modelling tool for biological systems. Membrane Computing. 6th International WorkshopWMC 2005. Lecture Notes in Computer Science, 3850 (2006), 114-133.

[117] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. On the power of dissolution inP systems with active membranes. 6th International Workshop on Membrane Computing. Lecture Notesin Computer Science, 3850 (2006), 224-240.

[118] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero. A linear time solution for QSAT withmembrane creation. Membrane Computing. 6th International Workshop WMC 2005. Lecture Notes inComputer Science, 3850 (2006), 241-252.

[119] N. Busi, M.A. Gutiérrez-Naranjo. Some Notes on Membrane Computation. 9th International Con-ference on Parallel Problem Solving from Nature. Lecture Notes in Computer Science, 4193 (2006),262-271.

[120] Gh. Paun, M.J. Perez-Jimenez. Foreword. Second Brainstorming Week on Membrane Computing inSevilla 2004. A fusion of foundations, methodologies and applications, 9 (2005), 629-630.

[121] M.A. Gutiérrez-Naranjo, M.J. Pérez Jiménez, A. Riscos. Towards a programming language in cellularcomputing. Electronic Notes in Theoretical Computer Science, 123 (2005), 93-110.

[122] M.A. Gutiérrez-Naranjo, M.J. Pérez Jiménez, A. Riscos, F.J. Romero. P systems with active mem-branes, without polarizations and without dissolution: A characterization of P. 4th International Con-ference on Unconventional Computation. Lecture Notes in Computer Science, 3699 (2005), 105-116.

[123] M.J. Pérez Jiménez, F.J. Romero. Attacking the Common Algorithmic Problem by recognizer P sys-tems. 4th International Conference on Machines, Computations and Universality. Lecture Notes inComputer Science, 3354 (2005), 304-315.

[124] C. Graciani, A. Riscos. Looking for simple common schemes to design recognizer P systems with activemembranes that solve numerical decision problems. 4th International Conference on UnconventionalComputation. Lecture Notes in Computer Science, 3699 (2005), 94-104.

[125] A. Cordón, M.A. Gutiérrez-Naranjo, M.J. Pérez Jiménez, A. Riscos. Exploring computation treesassociated with P systems. Membrane Computing. 5th International Workshop WMC 2004. LectureNotes in Computer Science, 3365 (2005), 278-286.

[126] R. Ceterchi, M.J. Pérez-Jiménez. On two-dimensional mesh networks and their simulation with Psystems. Membrane Computing. 5th International Workshop WMC 2004. Lecture Notes in ComputerScience, 3365 (2005), 259-277.

[127] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. On descriptive complexity in P systems.Membrane Computing. 5th International Workshop. Lecture Notes in Computer Science, 3365 (2005),320-330.

[128] M.J. Pérez-Jiménez, F.J. Romero. Trading polarizations for bi-stable catalysts in P systems with activemembranes.Membrane Computing. 5th International Workshop WMC 2004. Lecture Notes in ComputerScience, 3365 (2005), 373-388.

[129] M.J. Pérez-Jiménez. An approach to computational complexity in Membrane Computing. MembraneComputing. 5th International Workshop WMC 2004. Lecture Notes in Computer Science, 3365 (2005),85-109.

[130] S. Krishna, Gh. Paun. P systems with mobile membranes. First Conference on Computability in Europe,CiE 2005. Lecture Notes in Computer Science, 3526 (2005), 396-407.

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[131] C. Graciani, M.J. Pérez Jiménez. Using automated reasoning systems on Molecular Computing. 10thInternational Workshop on DNA Computing, DNA10. Lecture Notes in Computer Science, 3384 (2005),128-137.

[132] M. Margenstern, V. Mitrana, M.J. Pérez Jiménez. Accepting hybrid networks of evolutionary proces-sors. 10th International Workshop on DNA Computing, DNA10. Lecture Notes in Computer Science,3384 (2005), 235-246.

[133] Gh. Paun. Membrane Computing: Power, e�ciency, applications. First Conference on Computabilityin Europe, CiE 2005. Lecture Notes in Computer Science, 3526 (2005), 396-407.

[134] M.A. Gutiérrez-Naranjo, M.J. Pérez Jiménez, F.J. Romero. A study of the robustness of the EGFRsignalling cascade using continuous membrane systems. First International Work-Conference on theInterplay Between Natural and Arti�cial Computation. Lecture Notes in Computer Science, 3561 (2005),268-278.

[135] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero. A linear solution of Subset Sum problemby using membrane creation. First International Work-Conference on the Interplay Between Naturaland Arti�cial Computation. Lecture Notes in Computer Science, 3561 (2005), 258-267.

[136] A. Alhazov, R. Freund, Gh. Paun. Computational completeness of P systems with active membranesand two polarizations. 4th International Conference on Machines, Computations and Universality. Lec-ture Notes in Computer Science, 3354 (2005), 82-92.

Edited Books

References

[1] L. Valencia�Cabrera, M. García-Quismondo, L.F. Macías�Ramos, M.A. Martínez�del�Amor, Gh. Paun,A. Riscos�Núñez. Proceedings of the Eleventh Brainstorming Week on Membrane Computing, Sevilla,2012, Fénix Editora, Sevilla, 2012

[2] L. Pan, Gh. Paun, T. Song. Proceedings of the Asian Conference on Membrane Computing, HuazhongUniversity of Science and Technology, Wuhan (China), 2012.

[3] M.A. Martínez-del-Amor, Gh. Paun, I. Pérez-Hurtado, F.J. Romero-Campero: Proceedings of the TenthBrainstorming Week on Membrane Computing. Volume I, Sevilla, 2012, Fénix Editora, Sevilla, 2012.220.

[4] Gh. Paun. Membrane Computing. An introduction. Chinese edition, Springer Verlag, 2012, iii + 391pages.

[5] M. García-Quismondo, L.F. Macías-Ramos, Gh. Paun, I. Pérez-Hurtado, L. Valencia-Cabrera (eds.):Proceedings of the Tenth Brainstorming Week on Membrane Computing. Volume II, Sevilla, 2012, FénixEditora, Sevilla, 2012.

[6] M. Gheorghe, Gh. Paun, S. Verlan. Proceedings of the 12th International Conference on MembraneComputing (CMC12),Membrane Computing, 12th International Conference, CMC 2011, Fontainebleau,France, August 23-26, 2011, Revised Selected Papers. Lecture Notes in Computer Science, 7184 (2012),VI+511 pages. Fontainebleau (France), 2011.

[7] M.A. Martínez-del-Amor, Gh. Paun, I. Pérez-Hurtado, F.J. Romero-Campero, L. Valencia (eds.): Pro-ceedings of the Ninth Brainstorming Week on Membrane Computing, Sevilla, 2011, Fénix Editora,Sevilla, 2011.

[8] M. Gheorghe, T. Hinze, Gh. Paun, G. Rozenberg, A. Salomaa.Membrane Computing 11th InternationalConference, CMC 2010, Jena, Germany, August 24-27, 2010. Revised Selected Papers. Springer VerlagProBusiness Berlin, Berlin (Germany). Lecture Notes in Computer Science, 2011, Volume 6501, IX+392.

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[9] P. Milazzo, M.J.Pérez-Jiménez (eds.): Proceedings First Workshop on Applications of Membrane Com-puting, Concurrency and Agent-based modelling in Population Biology. Jena, Germany, 2010. ElectronicProceedings in Theoretical Computer Science, 2010, Volume 33.

[10] M.A. Martínez-del-Amor, Gh. Paun, I. Pérez-Hurtado, A. Riscos-Núñez (eds.): Proceedings of the EighthBrainstorming Week on Membrane Computing, Sevilla, 2010, Fénix Editora, Sevilla, 2010.

[11] R. Barbuti, G. Franco, Gh. Paun (eds.): Modeling bio-processes, special issue of Natural Computing,Volume 9, 2, (2010). Gh. Paun, G. Rozenberg, A. Salomaa. Handbook of Membrane Computing. OxfordUniversity Press, 2010, xiv + 664 pages.

[12] Gh. Paun, M.J. Pérez-Jiménez, A Riscos-Núñez, G. Rozenberg, A. Salomaa (eds.). Membrane Comput-ing. International Workshop WMC10. Curtea de Arges 2009. Lecture Notes in Computer Science, 2010,Volume 5957, IX+485 pages.

[13] Gh. Paun, M.J. Pérez-Jiménez, A. Riscos-Núñez. Proceedings of the Tenth Workshop on MembraneComputing, 10th Workshop on Membrane Computing, 24/08/2009, Curtea de Arges, Romania, X+565pages.

[14] R. Gutiérrez-Escudero, M.A Gutiérrez-Naranjo, Gh. Paun, I. Pérez-Hurtado, A. Riscos-Núñez. SeventhBrainstorming Week on Membrane Computing. Volume I, 02/02/2009, Sevilla, España, X+248 pages.

[15] M.A. Martínez-del-Amor, E.F. Orejuela-Pinedo, Gh. Paun, I. Pérez-Hurtado, A. Riscos-Núñez. SeventhBrainstorming Week on Membrane Computing. Volumen II, 02/02/2009, Sevilla, España, X+254 pages.

[16] D.W. Corne, P. Frisco, Gh. Paun, G. Rozenberg, A. Salomaa (eds.).Membrane Computing. InternationalWorkshop WMC9. Edinburgh 2008. Lecture Notes in Computer Science, Springer-Verlag, 2009, Volume5391, IX+402 pages.

[17] P. Frisco, D.W. Corne, Gh. Paun (eds.). Proceedings of the Ninth Workshop on Membrane Computing,Edinburgh, U.K., July 2008, V+449 pages.

[18] D. Díaz, C. Graciani, M.A. Gutiérrez-Naranjo, Gh. Paun, I. Pérez-Hurtado, A. Riscos (eds.). SixthBrainstorming Week on Membrane Computing. Fénix Editora, 2008, X+300 pages.

[19] G. Eleftherakis, P. Kefalas, Gh. Paun, G. Rozenberg, A. Salomaa (eds.). Membrane Computing. In-ternational Workshop WMC8. Thessaloniki 2007. Lecture Notes in Computer Science, Springer-Verlag,2007, Volume 4860, XI+452 pages.

[20] M.A. Gutiérrez-Naranjo, Gh. Paun, A. Romero, A. Riscos (eds.). Fifth Brainstorming Week on Mem-brane Computing. Fénix Editora, 2007, X+326 pages.

[21] G. Eleftherakis, P. Kefalas, Gh. Paun. Poceedings of the Eighth Workshop on Membrane ComputingWMC8. Thessaloniki 2007.

[22] H.J. Hoogeboom, Gh. Paun, G. Rozenberg, A. Salomaa (eds.). Membrane Computing. Internationalworkshop WMC7. Leiden 2006. Lecture Notes in Computer Science, Springer-Verlag, 2006, Volume4361, IX+553 pages.

[23] G. Ciobanu, Gh. Paun, M. J. Pérez-Jiménez (eds.). Applications of Membrane Computing. NaturalComputing Series, Springer-Verlag, 2006, X+439 pages.

[24] H.J. Hoogeboom, Gh. Paun, G. Rozenberg (eds.). Pre-proceedings of the 7th Workshop on MembraneComputing, Leiden 2006, IX+537.

[25] M.A. Gutiérrez-Naranjo, Gh. Paun, A. Riscos, F.J. Romero (eds.). Fourth Brainstorming Week onMembrane Computing. Volume I. Fénix Editora, 2006, XII+284 pages.

[26] C. Graciani, Gh. Paun, A. Romero, F. Sancho (eds.). Fourth Brainstorming Week on Membrane Com-puting. Volume II. Fénix Editora, 2006, XII+278 pages.

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[27] L. Pan, Gh. Paun. Pre-proceedings of the Internacional Conference Bio-Inspired Computing-Theory andApplications BIC-TA06, Wuhan 2006.

[28] C.S. Calude, M.J. Dinneen, Gh. Paun, M. J. Pérez-Jiménez, G. Rozenberg (eds.). UnconventionalComputation. Lecture Notes in Computer Science, Springer-Verlag, 2005, Volume 3699, XI+267 páginas.

[29] M.J. Pérez Jiménez, A. Romero, F. Sancho (eds.). Recent Results in Natural Computing. Fénix Editora,2005, VIII+311 pages.

[30] G. Mauri, Gh. Paun, M. J. Pérez-Jiménez, Gr. Rozenberg, A. Salomaa (eds.). Membrane Computing.International Workshop WMC6. Lecture Notes in Computer Science, Springer-Verlag, 2005, Volume3365, IX+415 pages.

[31] M.A. Gutiérrez-Naranjo, Gh. Paun, M.J. Pérez Jiménez (eds.). Cellular Computing. Complexity Aspects.Fénix Editora, 2005, VIII+297 pages.

[32] R. Freund, G. Lojka, M. Oswald, Gh. Paun (eds.). Proceedings of the 6th International Workshop onMembrane Computing, WMC6. Vienna 2005, VII+539 pages.

[33] M.A. Gutiérrez-Naranjo, A. Riscos, F.J. Romero, D. Sburlan (eds.). Third Brainstorming Week onMembrane Computing. Volumen II. Fénix Editora, 2005, XII+278 pages.

[34] Gh. Paun, G. Rozenberg, A. Salomaa (eds.). DNK Kompjuter. Novaja paradigms vytsislenii. IzdatelstvoMir, 2005.

[35] G. Ciobanu, Gh. Paun. Proceedings of the 1st International Workshop on Theory and Application of PSystems TAPS'05, Timisoara 2005.

[36] G. Mauri, Gh. Paun, M.J. Pérez-Jiménez, G. Rozenberg. A. Salomaa (eds.). Membrane Computing.International Workshop WMC5, Milano 2004. Revised Papers. Lecture Notes in Computer Science.Springer-Verlag, 2005, IX+415 pages.

Book Chapters

References

[1] M. García-Quismondo, L.F. Macías-Ramos, M.J. Pérez-Jiménez. Implementing Enzymatic NumericalP Systems for AI Applications by means of Graphic Processing Units. Beyond Arti�cial Intelligence:Contemplations, Expectations, Applications, Springer Berlin-Heidelberg. Series: Topics in IntelligentEngineering and Informatics, vol. 4 (2013), ch. 14, 137-159.

[2] M.J. Pérez-Jiménez. Razonando sobre soluciones mecánicas, inductivas y cualitativas. Estudios de Lóg-ica, Lenguaje y Epistemología, Fénix Editora, 2010, 211-229.

[3] M.J. Pérez-Jiménez. La mitosis celular: una sorprendente frontera de la e�ciencia. Liber amicorum AngelNepomuceno, Fénix Editora, 2010, 211-229.

[4] P. Cazzaniga, M. Gheorghe, N. Krasnogor, G. Mauri, D. Pescini, F.J. Romero-Campero. Probabilis-tic/Stochastic Models, The Oxford Handbook of Membrane Computing, Oxford University Press, 2010,455-474.

[5] G. Paun. Active Membranes, The Oxford Handbook of Membrane Computing, Oxford University Press,2010, 282-301.

[6] G. Paun. Membrane Computing and Economics, The Oxford Handbook of Membrane Computing, OxfordUniversity Press, 2010, 632-644.

[7] G. Paun, A. Salomaa, G. Rozenberg, Computability Elements for Membrane Computing, The OxfordHandbook of Membrane Computing, Oxford University Press, 2010, 58-82.

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[8] M. Cavaliere, S. Krishna, A. Paun, G. Paun. P Systems with Objects on Membranes, The OxfordHandbook of Membrane Computing, Oxford University Press, 2010, 363-388.

[9] D. Diaz, M. Graciani, M. Gutiérrez-Naranjo, I. Pérez, M.J. Pérez-Jiménez. Software for P Systems, TheOxford Handbook of Membrane Computing, Oxford University Press, 2010, 437-454.

[10] G. Paun, G. Rozenberg. An Introduction to and an Overview of Membrane Computing, The OxfordHandbook of Membrane Computing, Oxford University Press, 2010, 1-27.

[11] G. Paun, G. Rozenberg. Other Topics. The Oxford Handbook of Membrane Computing, Oxford Univer-sity Press, 2010, 654-663.

[12] M.J. Pérez-Jiménez, A. Riscos, A. Romero, D. Woods. Complexity: Membrane Division, MembraneCreation, The Oxford Handbook of Membrane Computing, Oxford University Press, 2010, 302-336.

[13] Gh. Paun. Membrane computing. Handbook of Natural Computing. Springer-Verlag, 2009.

[14] Gh. Paun. DNA computing by splicing and by insertion-deletion. Handbook of Natural Computing.Springer-Verlag, 2009.

[15] Gh. Paun. Membrane computing. Encyclopedia of Complexity and Systems Science 2009, Springer, 2009,5523-5535.

[16] Gh. Paun. Membrane computing: History and brief introduction. En E. Gelembe, J.-P. Kahane (eds.)Fundamental Concepts in Computer Science. Imperial College Press, London, 2009, 17-41.

[17] M.J. Pérez-Jiménez. Métodos Formales en Computación Bio-inspirada. Lógica e Filosofía da Ciencia,Colecçao Documenta 2, Centro de Filosofía das Ciencias da Universidade de Lisboa, 2009, 185-212.

[18] M.J. Pérez-Jiménez, T. Yokomori. Membrane Computing schema: A new approach to computationusing string insertion. Algorithmic Bioprocesses, Natural Computing Series, Springer-Verlag, 2009, PartV, 293-309.

[19] Gh. Paun, M.J. Perez-Jimenez: Spiking neural P systems. Recent results, research topics. In A. Condonet al. (eds.) Algorithmic Bioprocesses, Natural Computing Series, Springer, Berlin, 2009, 273-291.

[20] L. Pan, Gh. Paun, M.J. Perez-Jimenez. Spiking neural P systems: A short introduction and new normalforms. In C. En Achescu, F. Filip, B. Iantovics (eds.) Advanced Computational Technologies, Ed.Academiei, Bucuresti, 2009.

[21] Gh. Paun, M.J. Pérez-Jiménez Spiking Neural P systems: An overview. In A. Porto, A. Pazos, W. Buno(eds.) Advancing Arti�cial Intelligence through Biological Process Applications, Medical InformationScience Reference, IGI Global, 2008, Chapter IV, 59-72.

[22] Gh. Paun. From Cells to (Silicon) Computers, and Back. New Computational Paradigms, 2008, 343-371.

[23] M. Gheorghe, Gh. Paun. Systems Self-Assembly: DNA Molecules, Polynominoes, Cells. Systems Self-Assembly: Multidisciplinary , 49-78.

[24] Gh. Paun. Chomsky Hierarchy. Wiley Encyclopedia of Computer Science and Engineering 2008, JohnWiley & Sons Inc., 2008, 5523-5535.

[25] Mario J. Pérez-Jiménez. Un marco formal para modelos de computación bio-inspirados. In A. Nepomu-ceno, F.J. Salguero, F. Soler (eds.). Lógica, Filosofía del Lenguaje y de la Lógica, Mergablum, Edicióny Comunicación S.L., 2007, chapter XVII, 241-260.

[26] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez, F.J. Romero, A. Romero. Characterizingtractability by cell-like membrane systems. In K.G. Subramanian, K. Rangarajan, M. Mukund (eds.)Formal models, languages and applications, World Scienti�c, Series in Machine Perception and Arti�cialIntelligence - Vol. 66, 2006, chapter 9, pp. 137-154.

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[27] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez. Available membrane computing soft-ware. In G. Ciobanu, Gh. Paun, M.J. Pérez-Jiménez (eds.) Applications of Membrane Computing,Natural Computing Series, Springer-Verlag, 2006, Chapter 15, 411-436.

[28] M.J. Pérez-Jiménez, A. Romero, F. Sancho Computationally hard problems addressed through P sys-tems. In G. Ciobanu, Gh. Paun, M.J. Pérez-Jiménez (eds.) Applications of Membrane Computing,Natural Computing Series, Springer-Verlag, 2006, Chapter 12, 315-346.

[29] M.A. Gutiérrez-Naranjo, A. Leporati, C. Zandron. Converting integer numbers from binary to unarynotation with P systems. In M.A. Gutiérrez-Naranjo, Gh. Paun, M.J. Pérez-Jiménez (eds.) CellularComputing (Complexity Aspects). Fénix Editora, 2005, pp. 201-207.

[30] F. Bernardini, M. Gheorghe, N. Krasnogor, Gh. Paun. Turing machines with cells on the tape. CellularComputing (Complexity Aspects). Fénix Editora, 2005, pp. 61-73.

[31] L. Cardelli, Gh. Paun. An universality result for a membrane calculus based on mate/drips operations.Cellular Computing (Complexity Aspects). Fénix Editora, 2005, pp. 75-94.

[32] G. Ciobanu, Gh. Paun, M.J. Pérez Jiménez. O n the branching complexity of P systems. CellularComputing (Complexity Aspects). Fénix Editora, 2005, pp. 165-176.

[33] Gh. Paun. Membrane Computing. Some recent results and current research topics. Recent Results inNatural Computing, Fénix Editora, 2005, pp. 135-166.

[34] Gh. Paun. Membrane Computing. Main ideas, basic results, applications. Molecular Computation Mod-els: Unconventional Approaches, Idea Group Inc., 2005, pp. 1-31.

[35] A. Cordón, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Cellular solutions for some numeri-cal NP-complete problems: A Prolog implementation.Molecular Computational Models: UnconventionalApproaches, Idea Group Publishing, 2005, 115-149.

[36] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. P systems with membrane creation and rule input. Cel-lular Computing. Complexity Aspects, Fénix Editora, 2005, 209-224.

[37] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Multidimensional Sevilla Carpets associatedwith P systems. Cellular Computing. Complexity Aspects, Fénix Editora, 2005, 225-235.

[38] M.J. Pérez-Jiménez. Computational complexity aspects of membrane computing: Ideas, results, openproblems. Cellular Computing. Complexity Aspects, Fénix Editora, 2005, 277-292.

[39] C. Graciani, M.J. Pérez-Jiménez. Automated reasoning systems and molecular computing. Recent Re-sults in Natural Computing, Fénix Editora, 2005, 47-78.

[40] M.J. Pérez-Jiménez; F.J. Romero. Membrane Computing as production systems. Recent Results inNatural Computing, Fénix Editora, 2005, 167-204.

[41] M.J. Pérez-Jiménez; F. Sancho. Formal veri�cation of programs in molecular models with random accessmemory. Recent Results in Natural Computing, Fénix Editora, 2005, 205-229.

[42] M.J. Pérez-Jiménez; F. Sancho. Generating pairwise disjoint families through DNA computations. Re-cent Results in Natural Computing, Fénix Editora, 2005, 231-246.

Conferences

References

[1] M.J. Pérez-Jiménez. The P versus NP problem: Unconventional insights from Membrane Computing.Invited talk. Proceedings of the Second Asian Conference on Membrane Computing (ACMC 2013),Chengdu, China, November 4-7, 2013, p. 7.

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[2] I. Pérez-Hurtado, L. Valencia, J.M. Chacón, A. Riscos, M.J. Pérez-Jiménez. A P-Lingua based simulatorfor tissue P systems with cell separation. Proceedings of the Second Asian Conference on MembraneComputing (ACMC 2013), Chengdu, China, November 4-7, 2013, pp. 208-220.

[3] M.J. Pérez-Jiménez, A. Riscos, M. Rius, L. Valencia. The relevance of the environment on the e�ciencyof tissue P systems. Proceedings of the 14th International Conference on Membrane Computing. Instituteof Mathematics and Computer Science. Academy of Sciences of Moldova, August 20-23, 2013, Chisinau,Moldova, pp.283-295.

[4] Gh. Paun, M.J. Pérez-Jiménez. Preface. Proceedings of the Eleventh Brainstorming Week on MembraneComputing (11BWMC), 04/02/2013-08/02/2013, Seville, Spain, p. vii-ix.

[5] I. Ardelean, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, F. Peña-Cantillana, I. Sarchizian. Studying theChlorophyll Fluorescence in Cyanobacteria with Membrane Computing Techniques. Proceedings of theEleventh Brainstorming Week on Membrane Computing (11BWMC), 04/02/2013-08/02/2013, Seville,Spain, p. 9-24.

[6] Z.F. Bangalan, K.A.N. Soriano, R.A.B. Juayong, F.G.C. Cabarle, H.N. Adorna, M.A. Martínez-del-Amor. A GPU Simulation for Evolution-Communication P Systems with Energy Having no An-tiport Rules. Proceedings of the Eleventh Brainstorming Week on Membrane Computing (11BWMC),04/02/2013-08/02/2013, Seville, Spain, p. 25-50.

[7] M. Gheorghe, F. Ipate, C. Dragomir, L. Mierla, L. Valencia-Cabrera, M. García-Quismondo, M.J. Pérez-Jiménez. Kernel P Systems - Version I. Proceedings of the Eleventh Brainstorming Week on MembraneComputing (11BWMC), 04/02/2013-08/02/2013, Seville, Spain, p. 97-124.

[8] C. Graciani, M.A. Gutiérrez-Naranjo, A. Riscos-Núñez. Rete Algorithm for P Systems Simulators.Proceedings of the Eleventh Brainstorming Week on Membrane Computing (11BWMC ), 04/02/2013-08/02/2013, Seville, Spain, p. 97-124.

[9] M.A. Martínez-del-Amor, J. Pérez-Carrasco, M.J. Pérez-Jiménez. Simulating a Family of Tissue PSystems Solving SAT on the GPU. Proceedings of the Eleventh Brainstorming Week on MembraneComputing (11BWMC ), 04/02/2013-08/02/2013, Seville, Spain, p. 201-220.

[10] Gh. Paun, M.J. Pérez-Jiménez, G. Rozenberg. Bridging Membrane and Reaction Systems. FurtherResults and Research Topics. Proceedings of the Eleventh Brainstorming Week on Membrane Computing(11BWMC), 04/02/2013-08/02/2013, Seville, Spain, p. 243-256.

[11] L. Valencia-Cabrera, M. García-Quismondo, M.J. Pérez-Jiménez, Y. Su, H. Yu, L. Pan. AnalysingGene Networks with PDP Systems. Arabidopsis thaliana, a Case Study. Proceedings of the EleventhBrainstorming Week on Membrane Computing (11BWMC), 04/02/2013-08/02/2013, Seville, Spain, p.257-272.

[12] .J. Romero, M.J. Pérez-Jiménez. P systems as a modeling

[13] F. Ipate, R. Lefticaru, L. Mierla, L. Valencia� Cabrera, H. Han, G. Zhang, C. Dragomir, M.J. Perez�Jimenez, M. Gheorghe. Kernel P Systems: Applications and Implementations. Proceedings of TheEighth International Conference on Bio-Inspired Computing: Theories and Applications (BIC�TA) ,12/07/2013-14/07/2013, HuangShan, China, p. 1081-1089

[14] J. Romero, M.J. Pérez-Jiménez. P systems as a modeling framework for molecular Systems Biology.Invited talk. Pre-proceedings of Asian Conference on Membrane Computing, 05-18/10/2012, Wuhan,China, p. 8-10.

[15] L.F. Macías, M.J. Pérez-Jiménez. On recent developments in P-lingua based simulators for Spiking Neu-ral P Systems. Pre-proceedings of Asian Conference on Membrane Computing, 05-18/10/2012, Wuhan,China, p. 14-29.

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[16] M. García-Quismondo, L. Valencia, Y. Su, M.J. Pérez-Jiménez, L. Pan, H. Yu. Modeling logic gene net-works by means of probabilistic dynamic P systems. Pre-proceedings of Asian Conference on MembraneComputing, 05-18/10/2012, Wuhan, China, p. 30-60.

[17] L. Pan, M.J. Pérez-Jiménez, A. Riscos, M. Rius. New frontiers of the e�ciency in tissue P systems. Pre-proceedings of Asian Conference on Membrane Computing, 05-18/10/2012, Wuhan, China, p. 61-73.

[18] F. Peña-Cantillana, A. Berciano, D. Díaz-Pernil, M.A. Gutiérrez Naranjo. Parallel Skeletonizing of Dig-ital Imagery by Using Cellular Automata Proceedings of 4th International Workshop In ComputationalTopology in Image Context (CTIC 2012), 28-30/05/2012, Bertinoro, Italy, p. 39-48.

[19] M. García-Quismondo, L.F. Macías-Ramos, M.J. Pérez-Jiménez. Implementing ENPS by means ofGPUs for AI applications. Proceedings of Interdisciplinary Aspects of Arti�cial Intelligence, 08/12/2011-09/12/2011, Pilsen, Czech Republic, p. 27-33.

[20] I. Ardelean, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, F. Peña-Cantillana, R. Reina-Molina, I. Sarchizian.Counting Cells with Tissue-like P Systems. Proceedings of the Tenth Brainstorming Week on MembraneComputing. Volume I, 30/01/2012-03/02/2012, Seville, Spain, p. 69-78.

[21] D. Díaz-Pernil, F. Peña-Cantillana, M.A. Gutiérrez-Naranjo. Skeletonizing Images by Using SpikingNeural P Systems. Proceedings of the Tenth Brainstorming Week on Membrane Computing. Volume I,30/01/2012-03/02/2012, Seville, Spain, p. 91-110.

[22] R. Freund, I. Pérez-Hurtado, A. Riscos-Núñez, S. Verlan. A Formal Framework for P Systems withDynamic Structure. Proceedings of the Tenth Brainstorming Week on Membrane Computing. Volume I,30/01/2012-03/02/2012, Seville, Spain, p. 111-122.

[23] M. García-Quismondo, A.B. Pavel, M.J. Pérez-Jiménez. Simulating Large-Scale ENPS Models by Meansof GPU. Proceedings of the Tenth Brainstorming Week on Membrane Computing. Volume I, 30/01/2012-03/02/2012, Seville, Spain, p. 137-152.

[24] M. Gheorghe, Gh. Paun, M.J. Pérez�Jiménez - editors. Frontiers of Membrane Computing: OpenProblems and Research Topics. Proceedings of the Tenth Brainstorming Week on Membrane Computing.Volume I, 30/01/2012-03/02/2012, Seville, Spain, p. 171-250.

[25] R.A.B. Juayong, F.G.C. Cabarle, H.N. Adorna, M.A. Martínez-del-Amor. On the Simulations ofEvolution-Communication P Systems with Energy without Antiport Rules for GPUs. Proceedings ofthe Tenth Brainstorming Week on Membrane Computing. Volume I, 30/01/2012-03/02/2012, Seville,Spain, p. 267-290.

[26] R. Lefticaru, F. Ipate, L. Valencia-Cabrera, A. Turcanu, C. Tudose, M. Gheorghe, M.J. Pérez-Jiménez,I.M. Niculescu, C. Dragomir. Towards an Integrated Approach for Model Simulation, Property Ex-traction and Veri�cation of P Systems. Proceedings of the Tenth Brainstorming Week on MembraneComputing. Volume I, 30/01/2012-03/02/2012, Seville, Spain, p. 291-318.

[27] M.A. Martínez-del-Amor, I. Karlin, R.E. Jensen, M.J. Pérez-Jiménez, A.C. Elster. Parallel Simulationof Probabilistic P Systems on Multicore Platforms. Proceedings of the Tenth Brainstorming Week onMembrane Computing. Volume II, 30/01/2012-03/02/2012, Seville, Spain, p. 17-26.

[28] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M. García-Quismondo, L.F. Macías-Ramos, L. Valencia-Cabrera, A. Romero-Jiménez, C. Graciani, A. Riscos-Núñez, M.A. Colomer, M.J. Pérez-Jiménez. DCBA:Simulating Population Dynamics P Systems with Proportional Object Distribution. Proceedings of theTenth Brainstorming Week on Membrane Computing. Volume II, 30/01/2012-03/02/2012, Seville, Spain,p. 27-56.

[29] Gh. P un, M.J. Pérez-Jiménez. Languages and P Systems: Recent Developments. Proceedings of theTenth Brainstorming Week on Membrane Computing. Volume II, 30/01/2012-03/02/2012, Seville, Spain,p. 61-74.

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[30] H. Peng, J. Shao, B. Li, J. Wang, M.J. Pérez-Jiménez, Y. Jiang, Y. Yang. Image Thresholding withCell-like P Systems. Proceedings of the Tenth Brainstorming Week on Membrane Computing. VolumeII, 30/01/2012-03/02/2012, Seville, Spain, p. 75-88.

[31] M.J. Pérez-Jiménez, A. Riscos-Núñez, M. Rius-Font, F.J. Romero-Campero. The Role of the Envi-ronment in Tissue P Systems with Cell Division. Proceedings of the Tenth Brainstorming Week onMembrane Computing. Volume II, 30/01/2012-03/02/2012, Seville, Spain, p. 89-104.

[32] M.J. Pérez-Jiménez, P. Sosík. An Optimal Frontier of the E�ciency of Tissue P Systems with Cell Di-vision. Proceedings of the Tenth Brainstorming Week on Membrane Computing. Volume II, 30/01/2012-03/02/2012, Seville, Spain, p. 105-140.

[33] A.E. Porreca, N. Murphy, M.J. Pérez-Jiménez. Improving the E�ciency of Tissue P Systems withCell Separation. Proceedings of the Tenth Brainstorming Week on Membrane Computing. Volume II,30/01/2012-03/02/2012, Seville, Spain, p. 141-166.

[34] R. Reina-Molina, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo. Cell Complexes and Membrane Computingfor Thinning 2D and 3D Images. Proceedings of the Tenth Brainstorming Week on Membrane Computing.Volume II, 30/01/2012-03/02/2012, Seville, Spain, p. 167-186.

[35] T. Song, L. Pan, Gh. P un. Asynchronous Spiking Neural P Systems with Local Synchronization. Pro-ceedings of the Tenth Brainstorming Week on Membrane Computing. Volume II, 30/01/2012-03/02/2012,Seville, Spain, p. 187-206.

[36] G. Zhang, M.A. Gutiérrez-Naranjo, Y. Qin, M. Gheorghe. A Membrane-Inspired Evolutionary Algo-rithm with a Population P System and its Application to Distribution System Recon�guration. Proceed-ings of the Tenth Brainstorming Week on Membrane Computing. Volume II, 30/01/2012-03/02/2012,Seville, Spain, p. 277-292.

[37] Y. Niu, L. Pan, M.J. Pérez-Jiménez. A Uniform Solution to Common Algorithmic Problem by Tis-sue P Systems with Cell Division. Proceedings of the Sixth International Conference on Bio-InspiredComputing: Theories and Applications, BIC-TA, 27-29/09/2011, Penang, Malaysia, pp. 302-326.

[38] M. Gheorghe, Gh. Paun, S. Verlan. Preface. Proceedings of the 12th International Conference on Mem-brane Computing (CMC12), 23/08/2011-27/08/2011, Fontainebleau, France, p. i-iii.

[39] F. Cabarle, H. Adorna, M.A. Martínez-del-Amor. A Spiking Neural P system simulator based on CUDA.Proceedings of the 12th International Conference on Membrane Computing (CMC12), 23/08/2011-27/08/2011, Fontainebleau, France, p.77-92.

[40] F. Ipate, R. Lefticaru, I. Pérez-Hurtado, M.J. Pérez-Jiménez, C. Tudose. Formal Veri�cation of P Sys-tems with Active Membranes through Model Checking. Proceedings of the 12th International Conferenceon Membrane Computing (CMC12), 23/08/2011-27/08/2011, Fontainebleau, France, p.241-252.

[41] L.F. Macías-Ramos, I. Pérez-Hurtado, M. García-Quismondo, L. Valencia-Cabrera, M.J. Pérez-Jiménez,A. Riscos-Núñez. A P�Lingua based Simulator for Spiking Neural P Systems. Proceedings of the 12thInternational Conference on Membrane Computing (CMC12), 23/08/2011-27/08/2011, Fontainebleau,France, p.232-346.

[42] A. Riscos-Núñez. Current developments on computational modeling using P Systems. Computability inEurope 2011 (CIE 2011), 27/06/2011-02/07/2011, So�a, Bulgaria, p. 250-251. 320.

[43] F. Peña-Cantillana, D. Díaz-Pernil, H.A. Christinal, M.A. Gutiérrez Naranjo. Smoothing Problem in 2DImages with Tissue-like P Systems and Parallel Implementation. Proceedings of the Ninth BrainstormingWeek on Membrane Computing, 31/01/2011-04/02/2011, Seville, Spain, p. 317-328.

[44] S. Ivanov, A. Alhazov, V. Rogojin, M.A. Gutiérrez Naranjo. Forward and Backward Chaining withP Systems. Proceedings of the Ninth Brainstorming Week on Membrane Computing, 31/01/2011-04/02/2011, Seville, Spain, p.221-236.

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[45] R. Reina-Molina, D. Díaz-Pernil, M.A. Gutiérrez Naranjo. Integer Linear Programming for Tissue-like P Systems. Proceedings of the Ninth Brainstorming Week on Membrane Computing, 31/01/2011-04/02/2011, Seville, Spain, p.343-353.

[46] M. Cavaliere, M.A. Gutiérrez-Naranjo. P Systems with Replicator Dynamics: A Proposal. Proceedingsof the Ninth Brainstorming Week on Membrane Computing, 31/01/2011-4/02/2011, Seville, Spain, pp.63-70.

[47] M.A. Colomer, C. Fondevilla, L. Valencia-Cabrera. A New P System to Model the Subalpine andAlpine Plant Communities. Proceedings of the Ninth Brainstorming Week on Membrane Computing,31/01/2011-4/02/2011, Seville, Spain, pp. 91-112.

[48] F. Cabarle, H. Adorna, M.A. Martínez-del-Amor. Spiking neural P system without delay simulatorimplementation using GPGPUs. Proceedings of the Ninth Brainstorming Week on Membrane Computing,31/01/2011-4/02/2011, Seville, Spain, pp. 23-42.

[49] J. Carnero, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo. Designing Tissue-like P Systems for Image Segmen-tation on Parallel Architectures. Proceedings of the Ninth Brainstorming Week on Membrane Computing,31/01/2011-4/02/2011, Seville, Spain, pp. 43-62.

[50] F. Cabarle, H. Adorna, M.A. Martínez-del-Amor. Spiking neural P system without delay simulatorimplementation using GPGPUs. Eleventh Philippine Computing Science Congress, 4-5/03/2011, Naga,Philippines, p.35-43.

[51] M.A. Gutiérrez, M.J. Pérez-Jiménez. Implementing Local Search with Membrane Computing. Proceed-ings of the Ninth Brainstorming Week on Membrane Computing, 31/01/2011-4/02/2011, Seville, Spain,pp. 159-168.

[52] M. Ionescu, Gh. Paun, M.J. Pérez-Jiménez, A. Rodríguez-Patón. Spiking Neural P Systems with severaltypes of spikes. Proceedings of the Ninth Brainstorming Week on Membrane Computing, 31/01/2011-4/02/2011, Seville, Spain, pp. 183-192.

[53] M. Ionescu, Gh. Paun, M.J. Pérez-Jiménez, T. Yokomori. Spiking Neural dP Systems. Proceedings ofthe Ninth Brainstorming Week on Membrane Computing, 31/01/2011-4/02/2011, Seville, Spain, pp.193-208.

[54] Gh. Paun, M.J. Pérez-Jiménez. dP Automata versus right-linear matrix grammar. Proceedings of theNinth Brainstorming Week on Membrane Computing, 31/01/2011-4/02/2011, Seville, Spain, pp. 293-304.

[55] Gh. Paun, M.J. Pérez-Jiménez. Towards bringing two cell-inspired models: P systems and R systems.Proceedings of the Ninth Brainstorming Week on Membrane Computing, 31/01/2011-4/02/2011, Seville,Spain, pp. 305-316.

[56] X. Zhang, Y. Niu, L. Pan, M.J. Pérez-Jiménez. Linear time solution to prime factorization by tissueP systems with cell division. Proceedings of the Ninth Brainstorming Week on Membrane Computing,31/01/2011-4/02/2011, Seville, Spain, pp. 355-372.

[57] Gh. Paun. Membrane Computing at Twelve Years (Back to Turku). Unconventional ComputationUC2011, 06-10/06/2011, Turku, Finland, p. 36-37.

[58] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, P. Real, V. Sánchez-Canales. A New Way to Obtain HomologyGroups in Binary 2D Images Using Membrane Computing. XII Encuentro de Algebra Computacional yAplicaciones EACA 2010, 19-21/07/2010, Santiago de Compostela, Spain, p. 107-112.

[59] X. Zeng, H. Adorna, M.A. Martínez-del-Amor, L. Pan, M.J. Pérez-Jiménez. Matrix representation ofSpiking Neural P Systems. Proceedings of the Eleventh International Conference on Membrane Com-puting (CMC 11), 24-27/08/2010, Jena, Germany, p. 425-439.

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[60] J.M. Cecilia, J.M. García, G. Guerrero, M. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez,M. Ujaldón. P System simulation on massively parallel architectures. Third International Workshop onParallel Architectures and Bioinspired Algorithms, 12-16/09/2010, Vienna, Austria, p.17-26.

[61] J.M. Cecilia, J.M. García, G. Guerrero, M. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez,M. Ujaldón. Enhancing the Simulation of P Systems for the SAT Problem on GPUs. Symposium onApplication Accelerators in High Performance Computing, 12-15/07/2010, Knoxville, USA.

[62] D. Díaz-Pernil, C.M. Fernández-Márquez, M. García-Quismondo, M.A. Gutiérrez-Naranjo, M.A.Martínez-del-Amor. Solving Sudoku with Membrane Computing. Proceedings 2010 IEEE Fifth In-ternational Conference on Bio-Inspired Computing: Theories and Applications (BIC-TA 2010), 23-26/09/2010, Changsha, China, p. 610-615.

[63] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez, M.A. Colomer. Anew simulation algorithm for multienvironment probabilistic P systems. Proceedings 2010 IEEE FifthInternational Conference on Bio-inspired Computing: Theories and Applications (BIC-TA 2010), 23-26/09/2010, Changsha, China, p. 59-68.

[64] M.A. Colomer, M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. Auniform framework for modeling based on P Systems. Proceedings 2010 IEEE Fifth International Con-ference on Bio-inspired Computing: Theories and Applications (BIC-TA 2010), 23-26/09/2010, Chang-sha, China, p. 616-621.

[65] I. Pérez-Hurtado, L. Valencia, M.J. Pérez-Jiménez, M.A. Colomer, A. Riscos-Núñez. MeCoSim: Ageneral purpose software tool for simulating biological phenomena by means of P Systems. Proceedings2010 IEEE Fifth International Conference on Bio-inspired Computing: Theories and Applications (BIC-TA 2010), 23-26/09/2010, Changsha, China, p. 637-643.

[66] M.A. Colomer, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. Simulating Tritrophic Interac-tions by Means of P Systems. Proceedings 2010 IEEE Fifth International Conference on Bio-inspiredComputing: Theories and Applications (BIC-TA 2010), 8-10/09/2010, Liverpool, UK, p. 1621-1628.

[67] D. Díaz-Pernil, M.A. Gutiérrez Naranjo, H. Molina-Abril, P. Real. A Bio-inspired Software for Seg-menting Digital Images. IEEE Fifth International Conference on Bio-Inspired Computing: Theoriesand Applications (BIC-TA 2010). 8-10/09/2010. Liverpool Hope University, Liverpool, United King-dom, p.1377 - 1381.

[68] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Depth-�rst Search with P Systems. Eleventh InternationalConference on Membrane Computing (CMC11). 24-27 Au ust 2010, Jena, Germany, p. 257 - 267.

[69] H. Adorna, Gh. Paun, M.J. Pérez-Jiménez. On Communication Complexity in Evolution-Communication P Systems. 8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla,España, p.1-22.

[70] H.A. Christinal, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Array Tissue-like P Sys-tems. 8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla, España, p.37-52.

[71] H.A. Christinal, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Tissue-like P Systemswithout Environment. 8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla, España,p.53-64.

[72] D. Díaz-Pernil, C.M. Fernández-Márquez, M. García-Quismondo, M.A. Gutiérrez-Naranjo, M.A.Martínez-del-Amor. A Cellular Sudoku Solver. 8th Brainstorming Week on Membrane Computing,02/02/2010, Sevilla, España, p.77-88.

[73] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, P. Real, V. Sánchez-Canales. A Cellular Way to Obtain Ho-mology Groups in Binary 2D Images. 8th Brainstorming Week on Membrane Computing, 02/02/2010,Sevilla, España, p.89-100.

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[74] G. Escuela, M.A. Gutiérrez-Naranjo. An Application of Genetic Algorithms to Membrane Computing.8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla, España, p.101-108.

[75] M. García-Quismondo, M.A. Gutiérrez-Naranjo, D. Ramírez-Martínez. How Does a P System Sound?8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla, España, p.123-132.

[76] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Membrane Computing Meets Arti�cial Intelligence: ACase Study. 8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla, España, p.133-144.

[77] Gh. Paun, M.J. Pérez-Jiménez. Solving Problems in a Distributed Way in Membrane Computing: dPSystems. 8th Brainstorming Week on Membrane Computing, 02/02/2010, Sevilla, España, p.219-234.

[78] M.J. Pérez-Jiménez. Computational Complexity in Membrane Computing. Algebraic Computing, SoftComputing, and Program Veri�cation, 21-23/04/2010, Castro Urdiales, Cantabria.

[79] I. Pérez-Hurtado, A. Riscos-Núñez. Length of Rules and Tractability in Tissue-Like P Systems. AlgebraicComputing, Soft Computing, and Program Veri�cation, 21-23/04/2010, Castro Urdiales, Cantabria.

[80] I. Pérez-Hurtado, A. Riscos-Núñez. P-Lingua: A Programming Language for Membrane Comput-ing. Algebraic Computing, Soft Computing, and Program Veri�cation, 21-23/04/2010, Castro Urdiales,Cantabria.

[81] M. García-Quismondo, R. Gutiérrez-Escudero, I. Pérez-Hurtado, M. J. Pérez-Jiménez, A. Riscos-Núñez.An overview of P-Lingua 2.0. 10th Workshop on Membrane Computing, Curtea de Arges, Romania,August 2009, pp. 240-264.

[82] M. García-Quismondo, B.M. Henley, I. Pérez-Hurtado, A. Riscos-Núñez. A �rst attempt to model notchsignalling by means of P systems. Pre-proceedings of the 10th Workshop on Membrane Computing,Curtea de Arges, Romania, August 2009, pp. 265-268.

[83] M. Cardona, M.A. Colomer, A. Margalida, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy. A P systembased model of an ecosystem of some scavenger birds. 10th Workshop on Membrane Computing, Curteade Arges, Romania, August 2009, pp. 153-168.

[84] J.M. Cecilia, G.D. Guerrero, J.M. García, M. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez.Simulation of P systems with Active Membranes on CUDA. International Workshop on High Perfor-mance Computational Systems Biology, Trento, Italy, October 2009, pp. 61-71.

[85] R. Gutiérrez-Escudero, M.J. Pérez-Jiménez, M. Rius-Font. Characterizing tractability by tissue-likeP systems. 10th Workshop on Membrane Computing, Curtea de Arges, Romania, August 2009, pp.269-281.

[86] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Searching previous con�gurations in membrane comput-ing. 10th Workshop on Membrane Computing, Curtea de Arges, Romania, August 2009, pp. 282-297.

[87] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez, J.M. Cecilia, G.D. Guerrero, J.M.García. Simulating active membrane systems using GPUs. Pre-proceedings of the 10th Workshop onMembrane Computing, Curtea de Arges, Romania, August 2009, pp.369-384.

[88] J. Wang, H.J. Hoogeboom, L. Pan, Gh. Paun. Spiking neural P systems with weights and thresholds.10th Workshop on Membrane Computing, Curtea de Arges, Romania, August 2009, pp. 514-533.

[89] M.J. Pérez-Jiménez. A computational complexity theory in membrane computing. 10th Workshop onMembrane Computing, Curtea de Arges, Romania, August 2009, pp. 82-105

[90] N. Murphy, D. Woods. Uniformity: uncovering the frontier of parallelism. 10th Workshop on MembraneComputing, Curtea de Arges, Romania, August 2009, pp. 556-560

[91] Gh. Paun. A bibliography of spiking neural P systems. 7th Brainstorming Week on Membrane Comput-ing, Volume II, Seville, Spain, 2009, pp. 207-212.

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[92] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez. Characterizing the aperiodicity of irreducible markovchains by using P Systems. 7th Brainstorming Week on Membrane Computing, Volume I, Seville, Spain,2009, pp. 81-96

[93] D. Díaz-Pernil, P. Gallego-Ortiz, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez. Cell-like versus tissue-like P systems by means of Sevilla Carpets. 7th Brainstorming Week on MembraneComputing, Volume I, Seville, Spain, 2009, pp. 109-121

[94] R. Gutiérrez-Escudero, M.J. Pérez-Jiménez, M. Rius-Font. Characterizing tractability by tissue-like Psystems. 7th Brainstorming Week on Membrane Computing, Volume I, Seville, Spain, 2009, pp. 169-180.

[95] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Computing backwards with P systems. 7th BrainstormingWeek on Membrane Computing, Volume I, Seville, Spain, 2009, pp. 211-226,

[96] L. Pan, M.J. Pérez-Jiménez. E�ciency of tissue P systems with cell separation. 7th Brainstorming Weekon Membrane Computing, Volume II, Seville, Spain, 2009, pp. 169-196

[97] B.M. Henley. Notch signalling and cellular fate choices: A short review. 7th Brainstorming Week onMembrane Computing, Volume I, Seville, Spain, 2009, pp. 227-230

[98] L. Pan, Gh. Paun. New normal forms for spiking neural P systems. 7th Brainstorming Week on Mem-brane Computing, Volume II, Seville, Spain, 2009, pp.127-138

[99] M. Cardona, M.A. Colomer, A. Margalida, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy. P systembased model of an ecosystem of the scavenger birds. 7th Brainstorming Week on Membrane Computing,Volume I, Seville, Spain, 2009, pp. 65-80

[100] M. García-Quismondo, R. Gutiérrez-Escudero, I. Pérez-Hurtado, M.J. Pérez-Jiménez. P-Lingua 2.0:New features and �rst applications. 7th Brainstorming Week on Membrane Computing, Volume I, Seville,Spain, 2009, pp. 141-168

[101] M.A. Gutiérrez-Naranjo, A. Leporati. Performing arithmetic operations with spiking neural P systems.7th Brainstorming Week on Membrane Computing, Volume I, Seville, Spain, 2009, pp.181-198

[102] M.A. Gutiérrez-Naranjo, M.A. Martínez-del-Amor, I. Pérez-Hurtado, M. J. Pérez-Jiménez. Solving theN-Queens puzzle with P systems. 7th Brainstorming Week on Membrane Computing, Volume I, Seville,Spain, 2009, pp. 199-210

[103] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez, J.M. Cecilia, G.D. Guerrero, J.M.García. Simulation of recognizer P systems by using manycore GPUs. 7th Brainstorming Week onMembrane Computing, Volume II, Seville, Spain, 2009, pp.45-58

[104] L. Pan, Gh. Paun. Spiking neural P systems with anti-spikes. 7th Brainstorming Week on MembraneComputing, Volume II, Seville, Spain, 2009, pp. 139-150

[105] L. Pan, Gh. Paun, M.J. Pérez-Jiménez. Spiking neural P systems with neuron division and budding.7th Brainstorming Week on Membrane Computing, Volume II, Seville, Spain, 2009, pp.151-168

[106] Gh. Paun. Some open problems collected during 7th BWMC. 7th Brainstorming Week on MembraneComputing, Volume II, Seville, Spain, 2009, pp.197-206

[107] N. Murphy, D. Woods. The computational complexity of uniformity and semi-uniformity in membranesystems. 7th Brainstorming Week on Membrane Computing, Volume II, Sevilla, Spain, 2009, pp. 73-84389.

[108] G.D. Guerrero, J.M. Cecilia, J.M. García, M. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez. Analysis of P Systems Simulation on CUDA. Actas de las XX Jornadas de Paralelismo, 2009,pp. 219-224.

28

[109] R. Ceterchi, M.J. Pérez-Jiménez, A.I. Tomescu. Sorting omega networks simulated with P systems:Optimal data layouts. 6th Brainstorming Week on Membrane Computing, Seville, Spain, 2008, pp. 79-92.

[110] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Solving the Partition problemby using tissue-like P systems. 6th Brainstorming Week on Membrane Computing, Seville, Spain, 2008,pp. 123-134.

[111] M.A. Gálvez, M.A. Gutiérrez-Naranjo, D. Ramírez, E. Rivero. Testing Einstein's Formula on BrownianMotion Using Membrane Computing. 6th Brainstorming Week on Membrane Computing, Seville, Spain,2008, pp. 171-182.

[112] E. Rivero-Gil, M.A. Gutiérrez-Naranjo, A. Romero, A. Riscos. A Software Tool for Generating Graphicsby Means of P Systems. International Workshop on Computing with Biomolecules, 2008, pp. 87-100.

[113] M.A. Gutiérrez-Naranjo, A. Leporati. Solving Numerical NP-complete Problems by Spiking NeuralP Systems with Pre-computed Resources. 6th Brainstorming Week on Membrane Computing, Seville,Spain, 2008, pp. 193-210.

[114] E. Rivero, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Graphics and P systems: Experiments withJPLANT. 6th Brainstorming Week on Membrane Computing, Seville, Spain, 2008, pp. 241-254.

[115] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. A First Model for Hebbian Learning with Spiking NeuralP Systems. 6th Brainstorming Week on Membrane Computing, Seville, Spain, 2008, pp. 211-233

[116] M. Cardona, M. Colomer, M.J. Pérez-Jiménez, D. Sanuy, A. Margalida. A P System Modeling anEcosystem Related to the Bearded Vulture. 6th Brainstorming Week on Membrane Computing, Seville,Spain, 2008, pp. 51-66.

[117] F.J. Romero. A Multiscale Modelling Framework Based on P systems, 9th Workshop on MembraneComputing, Edinburgh, U.K. July 2008, 21-22

[118] D. Diaz, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos. A P-lingua programming Environment forMembrane Computing, Pre-proceedings of the 9th Workshop on Membrane Computing, Edinburgh,U.K., July 2008, 155-172.

[119] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. A Spiking Neural P system Based Model for HebbianLearning. 9th Workshop on Membrane Computing, Edinburgh, U.K., July 2008, 189-207.

[120] G. Paun. An Introduction to Membrane Computing, After 10 Years, by Means of a (Partial) Glossary.Second International Meeting on Membrane Computing and Biologically Inspired Process Calculi, 2008,1-9.

[121] M. Cardona, M. Colomer, M.J. Pérez-Jiménez, D. Sanuy, A. Margalida. Modeling Ecodystems UsingP Systems: the Bearded Vulture, a Case Study. 9th Workshop on Membrane Computing, Edinburgh,U.K., July 2008, pp. 95-116.

[122] P. Frisco, G. Paun. No Cycles in Compartments. Starting from Conformon-P Systems. 6th Brainstorm-ing Week on Membrane Computing, Seville, Spain, 2008, pp 157-169.

[123] C. Zandron, A. Leporati, C. Ferreti, G. Mauri, M.J. Pérez-Jiménez. On the Computational E�ciencyof Polarizationless Recognizer P Systems with Strong Division and Dissolution. 6th Brainstorming Weekon Membrane Computing, Seville, Spain, 2008, pp. 261-274.

[124] D. Diaz, I. Pérez, M.J. Pérez-Jiménez, A. Riscos. P Lingua: A Programming Language for MembraneComputing. 6th Brainstorming Week on Membrane Computing, Seville, Spain, 2008, pp. 135-155.

[125] R. Gershoni, E. Keinan, G. Paun, R. Piran, T. Ratner. Research Topics Arising from the (Planned) PSystems Implementation Experiment in Technion. 6th Brainstorming Week on Membrane Computing,Seville, Spain, 2008, pp. 183-192.

29

[126] R. Ceterchi, M.J. Pérez-Jiménez, A. Tomescu. Sorting Omega Networks Simulated with P systems:Optimal Data Layouts. International Workshop in Computing with Biomolecules, 2008, pp. 29-42.

[127] F.J. Romero, H. Cao, M. Camara, N. Krasnogor. Structure and Parameter Estimation for Cell SystemsBiology Models. 10th Annual Conference on Genetic and Evolutionary Computation (GECCO 10), 2008,pp. 249-256.

[128] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A Riscos. A Fast Solution to the PartitionProblem Using Tissue-Like P systems. International Conference on Bio-Inspired Computing: Theoryand Applications (BIC-TA 2008), 2008, pp. 43-47.

[129] R. Ceterchi, M.J. Pérez-Jiménez, A.I. Tomescu. Simulating the bitonic sort using P systems. 8thInternational Workshop on Membrane Computing. Thessaloniki, Greece, June 2007, pp. 205-226.

[130] D. Díaz, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A cellular solution to subset sumusing division of non-elementary membranes and dissolution, with time and initial resources boundedby log k. 8th International Workshop on Membrane Computing. Thessaloniki, Greece, June 2007, pp.301-315.

[131] R. Borrego, D. Díaz-Pernil, M.J. Pérez-Jiménez. Tissue simulator: A graphical tool for tissue P systems.International Workshop Automata for Cellular and Molecular Computing, 31 August 2007, 23-34.

[132] J. Jack, F.J. Romero, M.J. Pérez-Jiménez, O.H. Ibarra, A. Paun. Simulating apoptosis using discretemethods: A membrane system and a stochastic approach. Language Theory in Biocomputing Workshop,satellite of the Unconventional Computation, UC'07, Kingston, Ontario, Canada, August 15, 2007, 50-63.

[133] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez, A. Zaragoza. Hierarchical clustering with MembraneComputing. 8th Workshop on Membrane Computing, Thessaloniki, Greece, June 25-28, 2007, pp. 185-203.

[134] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A linear-time solution for theSubset Sum problem with tissue P systems with cell division. Fifth Brainstorming Week on MembraneComputing, Seville, Spain, 2007, 113-130.

[135] C. Graciani, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. A Membrane Computing model for ballisticdepositions. Fifth Brainstorming Week on Membrane Computing, Seville, Spain, 2007, 180-197.

[136] M.J. Pérez-Jiménez, T. Yokomori. Membrane Computing schema based on string insertions. FifthBrainstorming Week on Membrane Computing, Seville, Spain, 2007, 282-297.

[137] D. Ramírez, M.A. Gutiérrez-Naranjo. A Software Tool for Dealing with Spiking Neural P Systems.Fifth Brainstorming Week on Membrane Computing, Seville, Spain, 2007, 299-313.

[138] N. Busi, M.A. Gutiérrez-Naranjo. A Case Study in (Mem)Brane Computation: Generating n2: n>=1.7th International Workshop on Membrane Computing. Leiden, The Netherlands, July 2006. pp. 196-213.

[139] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane systems with externalcontrol. 7th International Workshop on Membrane Compuring. Leiden, The Netherlands, July 2006. pp.177-195.

[140] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez, A. Zaragoza. Classifying states of a �nite Markovchains with Membrane Computing. 7th International Workshop on Membrane Computing. Leiden, TheNetherlands. July 2006. pp. 229-242.

[141] F.J. Romero, M. Gheorghe, L. Bianco, D. Pescini, M.J. Pérez-Jiménez, R. Ceterchi. Towards probabilis-tic model checking on P systems using PRISM. 7th International Workshop on Membrane Computing.Leiden. The Netherlands. July 2006. pp. 455-474.

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[142] A. Romero, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Graphical modeling of higher plants usingP systems. 7th International Workshop on Membrane Computing. Leiden, The Netherlands, July 2006,pp. 474-485.

[143] M.J. Pérez-Jiménez. P systems-based modelling of cellular signalling pathways (invited talk). 7th Work-shop on Membrane Computing, Leiden, The Netherlands, July 2006, pp. 54-73.

[144] M. Ionescu, A. Paun, Gh. Paun, M.J. Pérez-Jiménez. Computing with spiking neural P systems: Tracesand small universal systems. Proceedings of the 12th International Meeting on DNA Computing. June2006, Seoul, Korea, June 2006, pp. 32-42.

[145] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. A Membrane Computing viewon tumours. First International Conference on Bio-Inspired Computing: Theory and Applications (BIC-TA 2006), Wuhan, China, September 18-22, 2006, pp. 103-112.

[146] D. Díaz-Pernil, M.A. Gutiérrez, M.J. Pérez-Jiménez, A. Riscos. An e�cient solution to 3-COL withtissue P systems.Workshop on Membrane Computing and Biologically Inspired Process Calculi, MeCBIC2006, Venice, Italy, July 9, 2006, pp. 1-12.

[147] M.A. Gutiérrez, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. Cell-like and tissue-like membranesystems as recognizer devices. Workshop on Nature Inspired Cooperative Strategies for Optimization,NICSO 2006, June 29-30, 2006, Granada, Spain, 173-186.

[148] H. Chen, T-O. Ishdorj, Gh. Paun, M.J. Pérez-Jiménez. Spiking Neural P systems with extended rules.Fourth Brainstorming Week on Membrane Computing, Volume I, Seville, Spain, 2006, 241-265.

[149] M.A. Gutiérrez, M.J. Pérez-Jiménez. Fractals and P systems. Fourth Brainstorming Week on MembraneComputing, Volume II, Seville, Spain, 2006, 65-86.

[150] A. Romero, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. The growth of branching structures withP systems. Fourth Brainstorming Week on Membrane Computing, Volume II, Seville, Spain, 2006,253-265.

[151] M.J. Pérez-Jiménez. Tratamiento Computacional de la incertidumbre mediante sistemas celulares conmembranas. Actas del V Congreso de la Sociedad de Lógica, Metodología y Filosofía de la Ciencia enEspaña, 2006, pp. 607-609.

[152] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A Simulator for Con�uent P Systems. ThirdBrainstorming Week on Membrane Computing. Seville, Spain, 2005, pp. 169-184.

[153] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero-Campero. Simulating Avascular Tumourswith Membrane Systems. Third Brainstorming Week on Membrane Computing. Seville, Spain, 2005, pp.185-195.

[154] Gh. Paun, M.J. Perez-Jimenez. Foreword. Second Brainstorming Week on Membrane Computing inSevilla 2004, 9 (2005), 629-630.

[155] M.A. Gutiérrez, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. Measuring Tractability with MembraneCreation. Workshop on Theory and Applications of P Systems, TAPS'05, 2005, pp.61-68.

[156] M.J. Pérez-Jiménez, F.J. Romero. Modelling vibrio �scheri's behaviour using P systems. Proceedingsof the Systems Biology Workshop at VIIIth European Conference on Arti�cial Life, 2005, pp.5-9.

[157] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero. Solving SAT with membrane creation.Computability in Europe 2005, CiE 2005. New Computational Paradigms. 2005, pp. 82-91.

[158] F. Bernardini, M. Gheorghe, N. Krasnogor, R.C. Muyinandi, M.J. Pérez-Jiménez, F.J. Romero On Psystems as a modelling tool for biological systems. 6th International Workshop on Membrane Computing.Vienna, Austria, July 2005, pp. 193-213.

31

[159] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. On the power of dissolutionin P systems with active membranes. 6th International Workshop on Membrane Computing. Vienna,Austria, July 2005, pp. 373-394.

[160] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero. A linear time solution for QSAT withmembrane creation. 6th International Workshop on Membrane Computing. Vienna, Austria, July 2005,pp. 395-409.

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