@articleCorradini_Heckel_2000, title=Graph Transformation and Visual Modeling Techniques: Workshop Summary and HowTo, number=72, journal=Bulletin of the EATCS, author=Corradini, Andrea and Heckel, Reiko, year=2000, pages=69–76 

@articleDepke_Heckel_Küster_Langham_2000, title=Agenten im Auftrag des Bankkunden, volume=31, number=1–2, journal=Geldinstitute, author=Depke, Ralph and Heckel, Reiko and Küster, Jochen and Langham, Matthew, year=2000, pages=32–33 

@bookDoberkat_2000, title=Multimedia in der wirtschaftswissenschaftlichen Lehre: Erfahrungsbericht, publisher=LIT Verlag Münster, author=Doberkat, Ernst-Erich, year=2000 

@inbookEngels_Kelter_Depke_Mehner_2000, place=Münster, title=Unterstützende Angebote der Softwarebegleitgruppe, booktitle=Multimedia in der wirtschaftswissenschaftlichen Lehre, Erfahrungsbericht, publisher=LIT, author=Engels, Gregor and Kelter, Udo and Depke, Ralph and Mehner, Katharina, year=2000, pages=27–56 

@inbookEngels_Depke_Mehner_2000, place=Münster, title=Ergebnisse - vergleichende Darstellung, booktitle=Multimedia in der wirtschaftswissenschaftlichen Lehre, Erfahrungsbericht, publisher=LIT, author=Engels, Gregor and Depke, Ralph and Mehner, Katharina, year=2000, pages=277–294 

@inbookEngels_Groenewegen_Kappel_2000, title=Coordinated Collaboration of Objects, booktitle=Proceedings of Advances in Object-Oriented Modeling, publisher=The MIT Press, author=Engels, Gregor and Groenewegen, Luuk and Kappel, Gerti, year=2000, pages=307–332 

@inproceedingsGadducci_Heckel_Koch_2000, place=London, UK, series=LNCS, title=A Fully Abstract Model for Graph-Interpreted Temporal Logic, volume=1764, DOI=http://dx.doi.org/10.1007/b75045, booktitle=Proceedings of the 6th International Workshop on Theory and Application of Graph Transformations (TAGT 1998), Paderborn (Germany), publisher=Springer, author=Gadducci, Fabio and Heckel, Reiko and Koch, Manuel, year=2000, pages=310–322, collection=LNCS 

@inproceedingsEngels_Zamperoni_2000, place=Berlin/Heidelberg, series=LNCS, title=Formal Integration of Software Engineering Aspects Using Graph Rewrite Systems - A Typical Experience?!, volume=1779, DOI=http://dx.doi.org/10.1007/3-540-45104-8_28, booktitle=Proceedings of the International Workshop on Applications of Graph Transformations with Industrial Relevance (AGTIVE 1999), Kerkrade (The Netherlands), publisher=Springer, author=Engels, Gregor and Zamperoni, Andreas, year=2000, pages=359–368, collection=LNCS 

@inproceedingsHeckel_Sauer_2000, title=Dynamische Metamodellierung als Methode zur Definition einer operationalen Semantik für die UML, volume=20, number=2, booktitle=Proceedings of the 7th GI-Workshop GROOM, publisher=University of Koblenz-Landau, author=Heckel, Reiko and Sauer, Stefan, year=2000, pages=43–44 

@inproceedingsHeckel_Sauer_2000, place=Munich (Germany), title=Strengthening the Semantics of UML Collaboration Diagrams, number=0006, booktitle=Proceedings of the Workshop on Dynamic Behaviour in UML Models: Semantic Questions, Munich (Germany), publisher=Ludwig-Maximilians-University, author=Heckel, Reiko and Sauer, Stefan, year=2000, pages=63–69 

@inproceedingsKüster_Stroop_2000, place=York, UK, title=Towards Consistency of Dynamic Models and Analysis of Timing Constraints, booktitle=Proceedings of 1st Workshop on Formal Design Techniques for Real-time Systems (satellite event of the UML 2000), York (UK), publisher=University of York, author=Küster, Jochen and Stroop, Joachim, year=2000 

@inproceedingsMehner_Schattkowsky_2000, title=Methodische Aspekte von Modellierungssprachen für nebenläufige Software, volume=24, booktitle=Proceedings of the 8th GROOM Workshop: Visuelle Verhaltensmodellierung verteilter und nebenläufiger Softwaresysteme (VVVNS 2000), Münster (Germany), publisher=Universität Münster, author=Mehner, Katharina and Schattkowsky, Tim, year=2000, pages=14–18 

@inproceedingsMehner_Wagner_2000, series=Koblenzer Schriften zur Informatik, title=Visualisierung der Synchronisation von Java-Threads mit UML, volume=15, booktitle=Proceedings of the Workshop on Modelle und Modellierungssprachen in Informatik und Wirtschaftsinformatik (Modellierung 2000), St. Goar (Germany), publisher=Fölbach, author=Mehner, Katharina and Wagner, Annika, year=2000, collection=Koblenzer Schriften zur Informatik 

@bookEngels_Beiersdörfer_Schäfer_1999, place=Berlin/Heidelberg, series=Informatik aktuell, title=Informatik ’99: Informatik überwindet Grenzen. Tagungsband der 29. Jahrestagung der Gesellschaft für Informatik, Paderborn (Germany), publisher=Springer, year=1999, collection=Informatik aktuell 

@inproceedingsDeugo_Küster_Oppacher_von Otte_1999, title=Patterns as a Means for Intelligent Software Engineering, volume=2, booktitle=Proceedings of the conference on Artificial Intelligence (IC-AI 1999) Las Vegas, Nevada (USA), publisher=CSREA Press, author=Deugo, Dwight and Küster, Jochen and Oppacher, Franz and von Otte, Ingo, year=1999, pages=605–611 

@inproceedingsCorradini_Heckel_Montanari_1999, place=Berlin/Heidelberg, series=LNCS, title=Tile Transition Systems as Structured Coalgebras, volume=1684, booktitle=Proceedings of the 12th International Symposium on Fundamentals of Computation Theory (FCT ’99), publisher=Springer, author=Corradini, Andrea and Heckel, Reiko and Montanari, Ugo, year=1999, pages=13–38, collection=LNCS 

@inproceedingsCherchago_1999, title=Application of the Structured Analysis and Design Technique (SADT) Methodology for the Medical Information Systems Development, booktitle=Proceedings of the All-Russia Students’, Young Scientists’ and Specialists’ Scientific and Technical Conference “New Information Technologies in Scientific Researches and in Education” (Ryazan, Russia), author=Cherchago, Alexey, year=1999 

@inproceedingsEngels_Depke_Borowski_1999, place=Ostfildern, title=Konzeption und objektorientierte Realisierung einer internet-basierten Datenbankanwendung, volume=8, booktitle=Kolloquium Software-Entwicklung - Methoden, Werkzeuge, Erfahrungen, publisher=Technische Akademie Esslingen, author=Engels, Gregor and Depke, Ralph and Borowski, Christoph, year=1999, pages=531–540 

@inproceedingsEngels_Hücking_Sauer_Wagner_1999, place=Berlin/Heidelberg, series=LNCS, title=UML Collaboration Diagrams and Their Transformation to Java, volume=1723, booktitle=Proceddings of The Unified Modeling Language: Beyond the Standard, Second International Conference (UML 99), Fort Collins, Colorado, USA, publisher=Springer, author=Engels, Gregor and Hücking, Roland and Sauer, Stefan and Wagner, Annika, year=1999, pages=473–488, collection=LNCS 

@inproceedingsGadducci_Heckel_Llabrés_1999, series=Electronic Notes in Theoretical Computer Science, title=A Bi-Categorical Axiomatisation of Concurrent Graph Rewriting, volume=29, DOI=http://dx.doi.org/10.1016/S1571-0661(05)80309-3, booktitle=Proceedings of the 8th Conference on Category Theory and Computer Science (CTCS 1999), Edinburgh (UK), publisher=Elsevier, author=Gadducci, Fabio and Heckel, Reiko and Llabrés, Mercé, year=1999, pages=80–100, collection=Electronic Notes in Theoretical Computer Science