1. Solving SAT by symport/antiport P systems with membrane division;Alhazov,2005
2. Symbol/membrane complexity of P systems with symport/antiport rules;Alhazov;Lecture Notes in Computer Science,2006
3. A. Alhazov, T.O. Ishdorj, Membrane operations in P systems with active membranes, in: Gh. Păun, et al. (Eds.), Proceedings of the Second Brainstorming Week on Membrane Computing, RGNC, Technical report 01/2004, Fénix Editora, pp. 37–44.
4. An Introduction to Algorithms;Cormen,1994
5. Characterizing tractability by tissue-like P systems;Gutiérrez-Escudero;Lecture Notes in Computer Science,2010