@article {,
	title = {Membrane Computing: New Results, New Problems},
	journal = {Bulletin of the European Association for Theoretical Computer Science},
	volume = {78},
	year = {2002},
	pages = {204-209},
	address = {Pa{\'\i}ses Bajos},
	issn = {0252-9742},
	author = {Carlos Mart{\'\i}n-Vide and Andrei Paun and Gheorghe Paun}
}
