@article {299,
	title = {Complexity Classes in Cellular Computing with Membranes},
	journal = {First Annual Meeting of the European Molecular Computing Consortium},
	year = {2003},
	month = {15-17/05/2003},
	pages = {18},
	address = {Turku (Finland)},
	author = {Mario J. P{\'e}rez-Jim{\'e}nez and {\'A}lvaro Romero-Jim{\'e}nez and Fernando Sancho-Caparrini}
}
