publication venue for Step semantics of boolean nets 2013 Embedding linear orders in grids 2006 Membrane systems with promoters/inhibitors 2002 The linear landscape of external contextual languages 1996 CONTEXT-FREE TEXT GRAMMARS 1994 A CHARACTERIZATION OF SET REPRESENTABLE LABELED PARTIAL 2-STRUCTURES THROUGH DECOMPOSITIONS 1990 PARTIAL (SET) 2-STRUCTURES .1. BASIC NOTIONS AND THE REPRESENTATION PROBLEM 1990 PARTIAL (SET) 2-STRUCTURES .2. STATE-SPACES OF CONCURRENT SYSTEMS 1990 RECORDING THE USE OF MEMORY IN RIGHT-BOUNDARY GRAMMARS AND PUSH-DOWN AUTOMATA 1988 PROVING THAT CERTAIN LANGUAGES ARE NOT ETOL 1976 ... more
