Membrane Computing 13th International Conference, CMC 2012, Budapest, Hungary, August 28-31, 2012, Revised Selected Papers - Csuhaj-Varjú, Erzsébet; Gheorghe, Marian; Rozenberg, Grzegorz; Salomaa, Arto; Vaszil, György (Springer Berlin Heidelberg : Imprint: Springer, 2013)