Miguel A. Gutiérrez-Naranjo Mario J. Pérez-Jiménez Agustin Riscos-Núñez Available Membrane Computing Software. 411-436 2006 conf/ncs/2006membrane Applications of Membrane Computing http://dx.doi.org/10.1007/3-540-29937-8_15 db/conf/ncs/membrane2006.html#Gutierrez-NaranjoPR06