Unconventional Computation - UC 2005; Calude, Cristian; Kanade, Takeo; Dinneen, Michael J.; Paun, Gheorghe; PÃ©rez-JimÃ©nez, Mario de Jesus; Rozenberg, Grzegorz; Pérez-Jiménez, Mario de Jesus (Springer Berlin / Heidelberg, 2005)