Annegret Habel, Hans-Jörg Kreowski: Characteristics of Graph Languages Generated by Edge Replacement. Theoretical Computer Science 51:81-115, 1987.
Annegret Habel, Hans-Jörg Kreowski: Some Structural Aspects of Hypergraph Languages Generated by Hyperedge Replacement. In Proc. Symposium on Theoretical Aspects of Computer Science STACS'87(Passau), volume 247 of Lecture Notes in Computer Science, pages 207-219. Springer, 1987.
Hans-Jörg Kreowski: Partial Algebras Flow from Algebraic Specification. In Proc. International Conference on Automata, Languages and Programming ICALP'87, volume 267 of Lecture Notes in Computer Science, pages 521-530. Springer, 1987.
Annegret Habel, Hans-Jörg Kreowski: May We Introduce to You: Hyperedge Replacement. In Proc. International Workshop on Graph Grammars and Their Application to Computer Science GRAGRA'86, volume 291 of Lecture Notes in Computer Science, pages 15-26. Springer, 1987.
Hans-Jörg Kreowski: Is Parallelism Already Concurrency? Part 1: Derivations in Graph Grammars. In Proc. International Workshop on Graph Grammars and Their Application to Computer Science GRAGRA'86, volume 291 of Lecture Notes in Computer Science, pages 343-360. Springer, 1987.
Hans-Jörg Kreowski, Anne Wilharm: Is Parallelism Already Concurrency? Part 2: Non-sequential Processes in Graph Grammars. In Proc. International Workshop on Graph Grammars and Their Application to Computer Science GRAGRA'86, volume 291 of Lecture Notes in Computer Science, pages 361-377. Springer, 1987.
Hans-Jörg Kreowski: Informatik und Militär: Zusammen in den Abgrund. In Michael Löwe, Manfred Schmidt, Reinhard Wilhelm, editors, Umdenken in der Informatik, pages 37-42. Verlag für Ausbildung und Studium in der Elefanten Press, Berlin, 1987.
Reinhold Franck, Brian J. Gerloff, Roland Hardt, Rainer Isle, Hans-Jörg Kreowski, Inger Kuhlmann, Klaus-Peter Löhr, Richard Voet, Anne Wilharm: Informatik 2000, Kampf um Märkte und Vorherrschaft. Informatik-Bericht 5, Universität Bremen, 1987. 41 Seiten.
