@article {470, title = {Some open problems collected during 7th BWMC }, journal = {7th Brainstorming Week on Membrane Computing}, volume = {II}, year = {2009}, month = {02/02/2009}, pages = {197-206}, publisher = {F{\'e}nix Editora}, address = {Sevilla, Espa{\~n}a}, abstract = {A few open problems and research topics collected during the 7th Brain- storming Week on Membrane Computing are briefly presented; further details can be found in the papers included in the volume. }, isbn = {978-84-613-2839-0}, url = {http://www.gcn.us.es/?q=node/414}, author = {Gheorghe Paun} }