Gnanamalar David, Frank Drewes, Hans-Jörg Kreowski: Hyperedge replacement with Rendezvous. In J.P. Jouannaud, editor, Proc. CAAP'93, volume 668 of Lecture Notes in Computer Science, pages 167-181. Springer, 1993.
Frank Drewes, Annegret Habel, Hans-Jörg Kreowski, Stefan Taubenberger: A sketch of collage grammars. Bulletin of the EATCS 50, 1993.
Frank Drewes, Annegret Habel, Hans-Jörg Kreowski, Stefan Taubenberger: Generating self-affine fractals by collage grammars. Report 3/93, Univ. Bremen, 1993. Revised version appeared in Theoretical Computer Science.
Annegret Habel, Hans-Jörg Kreowski, Clemens Lautemann: A Comparison of Compatible, Finite and Inductive Graph Properties. Theoretical Computer Science 110:145-168, 1993.
Annegret Habel, Hans-Jörg Kreowski, Stefan Taubenberger: Collages and Patterns Generated by Hyperedge Replacement. Languages of Design 1:125-145, 1993.
Hans-Jörg Kreowski: Five Facets of Hyperedge Replacement beyond Context-Freeness. In Zoltan Ésik, editor, Proc. Fundamentals of Computation Theory, volume 710 of Lecture Notes in Computer Science, pages 69-86. Springer, 1993.
Hans-Jörg Kreowski: Translations into the Graph Grammar Machine. In Roman M. Sleep, Rinus Plasmeijer, Marko van Eekelen, editors, Term Graph Rewriting: Theory and Practice, chapter 13, pages 171-183. John Wiley, 1993.
Hans-Jörg Kreowski: Some Initial Sections of the Algebraic Specification Tale. In Grzegorz Rozenberg, Arto Salomaa, editors, Current Trends in Theoretical Computer Science - Essays and Tutorials, pages 54-75. World Scientific Press, 1993.
