publication venue for The resistance perturbation distance: A metric for the analysis of dynamic networks 2018 Finite metrics in switching classes 2007 Heuristics and meta-heuristics for 2-layer straight line crossing minimization 2003 On strongly context-free languages 2000 Simple splicing systems 1998 GRAMMATICAL CODES OF TREES 1991 ON THE MEMBERSHIP PROBLEM FOR REGULAR DNLC GRAMMARS 1986 A MORPHIC REPRESENTATION OF EOL LANGUAGES AND OTHER ETOL LANGUAGES 1985 ON REGULARITY OF LANGUAGES GENERATED BY COPYING SYSTEMS 1984 BASIC FORMULAS AND LANGUAGES .2. APPLICATIONS TO E0L SYSTEMS AND FORMS 1982 BASIC FORMULAS AND LANGUAGES .1. THE THEORY 1981 MANY-TO-ONE SIMULATION IN EOL FORMS IS DECIDABLE 1980