@article {235, title = {A Membrane Computing Model for Ballistic Depositions}, journal = {Fifth Brainstorming Week on Membrane Computing }, year = {2007}, month = {1/29/07-2/2/07}, pages = {179-197}, publisher = {F{\'e}nix Editora}, address = {Sevilla, Espa{\~n}a}, isbn = {978-84-611-67}, author = {Carmen Graciani-D{\'\i}az and Miguel A. Guti{\'e}rrez-Naranjo and Mario J. P{\'e}rez-Jim{\'e}nez}, editor = {Miguel A. Guti{\'e}rrez-Naranjo and Gheorghe Paun and {\'A}lvaro Romero-Jim{\'e}nez and Agust{\'\i}n Riscos-N{\'u}{\~n}ez} }