A. Alhazov, R. Freund, H. Heikenwälder, M. Oswald, Yu. Rogozhin & S. Verlan (2013):
Sequential P systems with regular control.
In: E. Csuhaj-Varjú, M. Gheorghe, G. Rozenberg, A. Salomaa & Gy. Vaszil: Membrane Computing - 13th International Conference, CMC 2012, Budapest, Hungary, August 28-31, 2012, Revised Selected Papers,
LNCS 7762.
Springer,
pp. 112–127,
doi:10.1007/978-3-642-36751-9_9.
J. Dassow & Gh. Păun (1989):
Regulated Rewriting in Formal Language Theory.
EATCS Monographs in Theoretical Computer Science 18.
Springer,
doi:10.1007/978-3-642-74932-2.
R. Freund (2013):
Purely catalytic P systems: two catalysts can be sufficient for computational completeness.
In: A. Alhazov, S. Cojocaru, M. Gheorghe & Yu. Rogozhin: CMC14 Proceedings – The 14th International Conference on Membrane Computing, Chişinău, August 20–23, 2013.
Institute of Mathematics and Computer Science, Academy of Sciences of Moldova,
pp. 153–166.
R. Freund, L. Kari, M. Oswald & P. Sosík (2005):
Computationally universal P systems without priorities: two catalysts are sufficient.
Theoretical Computer Science 330,
pp. 251–266,
doi:10.1016/j.tcs.2004.06.029.
R. Freund & Gh. Păun (2013):
Universal P systems: one catalyst can be sufficient.
In: L. Valencia-Cabrera, M. García-Quismondo, L.F. Macías-Ramos, M.A. Martínez-del-Amor, Gh. Păun & A. Riscos-Núñez: Proceedings 11th Brainstorming Week on Membrane Computing, Sevilla, 4–8 February 2013.
Fenix Editora, Sevilla,
pp. 81–96.
M.A. Gutiérrez-Naranjo & M.J. Pérez-Jiménez (2013):
P systems with membrane creation and rule input.
To appear.
S.N. Krishna & A. Păun (2004):
Results on catalytic and evolution-communication P systems.
New Generation Computing 22,
pp. 377–394,
doi:10.1007/BF03037288.
K. Krithivasan, Gh. Păun & A. Ramanujan (2013):
On controlled P systems.
In: L. Valencia-Cabrera, M. García-Quismondo, L.F. Macías-Ramos, M.A. Martínez-del-Amor, Gh. Păun & A. Riscos-Núñez: Proceedings 11th Brainstorming Week on Membrane Computing, Sevilla, 4–8 February 2013.
Fenix Editora, Sevilla,
pp. 137–151.
K. Krithivasan M. Mutyam (2001):
P systems with membrane creation: universality and efficiency.
In: M. Margenstern & Yu. Rogozhin: Proceedings MCU 2001,
Lecture Notes in Computer Science 2055.
Springer,
pp. 276–287,
doi:10.1007/3-540-45132-3_19.
M.L. Minsky (1967):
Computation: Finite and Infinite Machines..
Prentice Hall, Englewood Cliffs, New Jersey.
Gh. Păun (2000):
Computing with membranes - a variant.
International Journal of Foundations of Computer Science 11(1),
pp. 167–182,
doi:10.1142/S0129054100000090.
Gh. Păun (2003):
Computing with membranes.
Journal of Computer and System Sciences 61,
pp. 108–143,
doi:10.1006/jcss.1999.1693.
Gh. Păun, G. Rozenberg & A. Salomaa (2010):
The Oxford Handbook of Membrane Computing.
Oxford University Press.
G. Rozenberg & A. Salomaa (1997):
Handbook of Formal Languages, 3 volumes.
Springer.