Engels, Gregor, Reiko Heckel, and Stefan Sauer. “Dynamic Meta Modelling: A Graphical Approach to Operational Semantics.” In Proceedings of the Workshop on Rigorous Modeling and Analysis with the UML: Challenges and Limitations (Satellite Event of the Conference on Onject-Oriented Programming, Systems, Languages, and Applications (OOPSLA 1999)), Denver, CO (USA), 1999.

Engels, Gregor, and Stefan Sauer. “MVC-Based Modeling Support for Embedded Real-Time Systems.” In Proceedings of OMER Workshop, Herrsching, Germany, 11–14. Herrsching, Universität der Bundeswehr München, Fakultät für Informatik, 1999.

Mehner, Katharina, and Annika Wagner. “An Assessment of Aspect Language Design.” In Proceedings of the Young Researchers Workshop (Satellite Event of the Generative and Component-Based Software Engineering (GCSE 1999)), Erfurt (Germany), 1999.

Mehner, Katharina, and Annika Wagner. “On the Role of Method Families in Aspect Oriented Programming.” In Proceedings of the ECOOP Workshop on Aspect Oriented Programming, Lisboa (Spain), 1743:305–6. LNCS. Berlin/Heidelberg: Springer, 1999.

Depke, Ralph, Gregor Engels, Katharina Mehner, Stefan Sauer, and Annika Wagner. “Ein Vorgehensmodell Für Die Multimedia-Entwicklung Mit Autorensystemen.”http://dx.doi.org/10.1007/s004500050128__Informatik Forschung Und Entwicklung 14, no. 2 (1999): 83–94.http://dx.doi.org/10.1007/s004500050128 .

Cherchago, Alexey, and V. Finaev. “Formalization of the Development Process for a Software-Hardware Reflexodiagnostic Tool.” Scientific Bulletin of Academy of Information Technologies in Education, Science and Balneology 3 (1999).

Andries, Marc, Gregor Engels, Annegret Habel, Berthold Hoffmann, Hans-Jörg Kreowski, Sabine Kuske, Detlef Plump, Andy Schürr, and Gabriele Taentzer. “Graph Transformation for Specification and Programming.”http://dx.doi.org/10.1016/S0167-6423(98)00023-9__Science of Computer Programming 34, no. 1 (1999): 1–54.http://dx.doi.org/10.1016/S0167-6423(98)00023-9 .

Ehrig, Hartmut, Gregor Engels, Hans Jörg Kreowski, and Grzegorz Rozenberg. Handbook of Graph Grammars and Computing by Graph Transformation: Vol. 2: Applications, Languages, and Tools. River Edge, NJ, USA: World Scientific Publishing Co., Inc., 1999.

Heckel, Reiko, Gregor Engels, Hartmut Ehrig, and Gabriele Taentzer. “A View-Based Approach to System Modeling Based on Open Graph Transformation Systems.” In Handbook of Graph Grammars and Computing by Graph Transformations, Volume 2: Applications, Languages and Tools, 639–68. Singapore: World Scientific, 1999.

Heckel, Reiko, Gregor Engels, Hartmut Ehrig, and Gabriele Taentzer. “Classification and Comparison of Module Concepts for Graph Transformation Systems.” In Handbook of Graph Grammars and Computing by Graph Transformations, Volume 2: Applications, Languages and Tools, 2:669–89. Singapore: World Scientific, 1999.

Engels, Gregor, Hartmut Ehrig, Fernando Orejas, and M. Wirsing, eds. Semi-Formal and Formal Specification Techniques. Vol. 218. Dagstuhl-Seminar-Report. Schloss Dagstuhl, Leibniz Center for Informatics, 1998.

Engels, Gregor, Hartmut Ehrig, Hans-Jörg Kreowski, and Grzegorz Rozenberg, eds. 6th International Workshop on Theory and Applications of Graph Transformations (TAGT ’98), Paderborn, Selected Papers. Vol. 1764. LNCS. Berlin/Heidelberg: Springer, 1998.

Depke, Ralph, Gregor Engels, Katharina Mehner, Stefan Sauer, and Annika Wagner. “Ein Ansatz Zur Verbesserung Des Entwicklungsprozesses von Multimedia-Anwendungen.” In Proceedings of the GI-Fachtagung on Softwaretechnik (1998), Paderborn (Germany), 18:12–19. GI, 1998.

Didrich, Klaus, and Annika Wagner. “Integration of Single Pushout Transformation and Functional Programming.” In Proceedings of the World Conference on Integrated Design and Process Technology (IDPT 1998), Berlin (Germany), 4:65–73. Society for Design and Process Science, 1998.

Cherchago, Alexey. “A Generalized Schema of a Decision-Making Process of a SCENAR-Therapeutist.” In Proceedings of the Scientific and Technical Conference on Medical Information Systems (MIS 1998), Taganrog (Russia), 1998.

Heckel, Reiko. “Compositional Verification of Reactive Systems Specified by Graph Transformation.”http://dx.doi.org/10.1007/BFb0053578__In Proceedgins of the First International Conference on Fundamental Approaches to Software Engineering (FASE 1998), Lisbon (Portugal), 1382:138–53. LNCS. Berlin/Heidelberg: Springer, 1998.http://dx.doi.org/10.1007/BFb0053578 .

Padberg, Julia, Lars Jansen, Reiko Heckel, and Hartmut Ehrig. “Interoperability in Train Control Systems: Specification of Scenarios Using Open Nets.” In Proceedings of the Conference on Integrated Design and Process Technology (IDPT 1998), Berlin (Germany), 17–28. Society for Design and Process Science, 1998.

Engels, Gregor, and Silvia Kolmschlag. Electronic Commerce Systeme Als Anwendungsbeispiel Für Evolutionstechniken. University of Paderborn, C-LAB, 1998.

Kolmschlag, Silvia, and Gregor Engels. “Unterstützung Der Flexibilität Eines Electronic Commerce Systems Durch Evolutionstechniken.” In Proceedings of the Workshop on “Integration Heterogener Softwaresysteme” (Satellite Event of the GI-Jahrestagung Informatik 1998), Magdeburg (Germany), 13–24. GI, 1998.

Corradini, Andrea, Martin Große-Rhode, and Reiko Heckel. “Structured Transition Systems as Lax Coalgebras.” In Proceedings of the First Workshop on Coalgebraic Methods in Computer Science (CMCS 1998), Lisbon (Portugal), Vol. 11. Electronic Notes in Theoretical Computer Science. Elsevier, 1998.

Heckel, Reiko, Berthold Hoffmann, Peter Knirsch, and Sabine Kuske. “Simple Modules for Grace.” In Selected Papers of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1764:215–24. LNCS. Berlin/Heidelberg: Springer, 1998.

Ehrig, Hartmut, Reiko Heckel, Julia Padberg, and Grzegorz Rozenberg. “Graph Transformation and Other Rule-Based Formalisms with Incomplete Information.” In Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

Ehrig, Hartmut, Reiko Heckel, Mercé Llabrés, Fernando Orejas, Julia Padberg, and Grzegorz Rozenberg. “Double-Pullback Graph Transitions: A Rule-Based Framework with Incomplete Information.”http://dx.doi.org/10.1007/b75045__In Selected Papers from the 6th International Workshop on Theory and Application of Graph Transformations (TAGT 1998), Paderborn (Germany), 1764:85–102. LNCS. Berlin/Heidelberg: Springer, 1998.http://dx.doi.org/10.1007/b75045 .

Ehrig, Hartmut, Gregor Engels, Reiko Heckel, and Gabriele Taentzer. “Classification and Comparison of Modularity Concepts for Graph Transformation Systems.” In Pre-Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT ’98), Paderborn (Germany), 122–31. University of Paderborn, 1998.

Gadducci, Fabio, Reiko Heckel, and Manuel Koch. “Model Checking Graph-Interpreted Temporal Formulas.” In Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany). Paderborn, 1998.

Gadducci, Fabio, Reiko Heckel, and Mercé Llabrés. “DPO Derivations via Disconnected Rules.” In Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

Sauer, Stefan, and Olaf Zukunft. “Event Processing in Mobile and Active Database Systems Using Broadcasts.” In Proceedings of the 9th International Workshop on Database and Expert Systems Applications (DEXA 1998), Vienna (Austria), 420–26. Washington, DC, USA: IEEE Computer Society, 1998.

Ehrig, Hartmut, Reiko Heckel, Mercé Llabrés, and Fernando Orejas. “Construction and Characterisation of Double-Pullback Graph Transitions.” In Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

Heckel, Reiko. Open Graph Transformation Systems: A New Approach to the Compositional Modelling of Concurrent and Reactive Systems, 1998.

Engels, Gregor, ed. Themenheft: Softwaretechnik. Vol. 12. Informatik: Forschung Und Entwicklung. Berlin/Heidelberg: Springer, 1997.http://dx.doi.org/10.1007/s004500050085 .

Engels, Gregor, Reiko Heckel, Gabriele Taentzer, and Hartmut Ehrig. “A View-Oriented Approach to System Modelling Using Graph Transformations.”http://dx.doi.org/10.1007/3-540-63531-9__In Proceedings European Software Engineering Conference (ESEC 1997), Zürich (Switzerland), edited by M. Jazayeri and H. Schauer, 1301:327–43. Berlin/Heidelberg: Springer, 1997.http://dx.doi.org/10.1007/3-540-63531-9 .

Depke, Ralph, Stefan Knoke, Wolfram Schöne, Andreas Tünnermann, and H. Welling. “Thermooptische Effekte in Nd:YAG-Slablasern.” In Verhandlungen Der Deutschen Physikalischen Gesellschaft, Vol. 32. Weinheim, Germany: Physik-Verlag, 1997.

Heckel, Reiko, Hartmut Ehrig, Uwe Wolter, and Andrea Corradini. “Integrating the Specification Techniques of Graph Transformation and Temporal Logic.”http://dx.doi.org/10.1007/BFb0029965__In Proceedings of the 22nd International Symposium on Mathematical Foundations of Computer Science (MFCS 1997), Bratislava (Slovakia), 219–28. LNCS. London, UK: Springer, 1997.http://dx.doi.org/10.1007/BFb0029965 .

Knoke, Stefan, Ralph Depke, Wolfram Schöne, O.S. Brozek, Andreas Tünnermann, and H. Welling. “Einfrequenzbetrieb von Nd:YAG-Stablasersystemen Hoher Ausgangsleistung.” In Verhandlungen Der Deutschen Physikalischen Gesellschaft, Weinheim (Germany), Vol. 32. Physik-Verlag, 1997.

Heckel, Reiko, Hartmut Ehrig, Uwe Wolter, and Andrea Corradini. Loose Semantics and Constraints for Graph Transformation Systems, 1997.

Gadducci, Fabio, and Reiko Heckel. “A 2-Categorical Presentation of Distributed Graph Transformation.” In Proceedings of the Workshop on the General Theory of Graph Transformation Systems (GETGRATS 1997), Bordeaux (France). Bordeaux, 1997.

Gadducci, Fabio, Reiko Heckel, and Manuel Koch. “Combining Graph Transformations with Temporal Logic.” In Proceedings of the Workshop on the General Theory of Graph Transformation Systems (GETGRATS 1997), Bordeaux (France). Bordeaux, 1997.

Gadducci, Fabio, and Reiko Heckel. “An Inductive View of Graph Transformation.” In Proceedings of the 12th International Workshop on Recent Trends in Algebraic Development Techniques (WADT 1997), Tarquinia (Italy), 1376:223–37. LNCS. Berlin/Heidelberg: Springer, 1997.

Heckel, Reiko. “Compositional Development and Verification of Graph Transformation Systems Based on Views and View Integration.” In Proceedings of the Workshop on the General Theory of Graph Transformation Systems (GETGRATS 1997), Bordeaux (France), 1997.

Engels, Gregor, and Hans Jürgen Schneider. “Guest Editors’ Introduction.”http://dx.doi.org/10.1142/S0218194097000230__International Journal on Software Engineering and Knowledge Engineering (IJSEKE) 7, no. 4 (1997): 397–400.http://dx.doi.org/10.1142/S0218194097000230 .

Engels, Gregor, Reiko Heckel, Gabriele Taentzer, and Hartmut Ehrig. “A Combined Reference Model- and View-Based Approach to System Specification.” Int. Journal of Software and Knowledge Engeneering 7, no. 4 (1997): 457–77.

Ehrig, Hartmut, Reiko Heckel, Martin Korff, Michael Löwe, Leila Ribeiro, Annika Wagner, and Andrea Corradini. “Algebraic Approaches to Graph Transformation, Part II: Single Pushout Approach and Comparison with Double Pushout Approach.” In Handbook of Graph Grammars and Computing by Graph Transformations, Volume 1: Foundations, 247–312. Singapore: World Scientific, 1997.

Engels, Gregor, Jan Rekers, and Marc Andries. “How to Represent a Visual Specification.” In Visual Language Theory, 241–55. Berlin/Heidelberg: Springer, 1997.

Corradini, Andrea, Ugo Montanari, Francesca Rossi, Hartmut Ehrig, Reiko Heckel, and Michael Löwe. “Algebraic Approaches to Graph Transformation, Part I: Basic Concepts and Double Pushout Approach.” In Handbook of Graph Grammars and Computing by Graph Transformation, Volume 1: Foundations, 163–245. Singapore: World Scientific, 1997.

Engels, Gregor, Hartmut Ehrig, Grzegorz Rozenberg, and Andrzej Skowron, eds. Special Issue on Graph Transformations. Vol. 26. Fundamenta Informaticae. Amsterdam: IOS Press, 1996.

Ehrig, Hartmut, Reiko Heckel, Julia Padberg, Gabriele Taentzer, Uwe Wolter, Andrea Corradini, and Gregor Engels. “Synchronization of Views and Loose Semantics of Typed Graph Productions.” In Report on the Dagstuhl-Seminar 9637 on Graph Transformations in Computer Science, 11–12. Technical University of Berlin, 1996.

Heckel, Reiko. “Behavioral Constraints for Loose Graph Transformation Systems.” In Report on the Dagstuhl-Seminar 9637 on Graph Transformations in Computer Science, 12–13. Dagstuhl-Seminar-Report. Technical University of Berlin, 1996.

Bunje, Tineke de, Gregor Engels, Luuk Groenewegen, Aart Matsinger, and Martin Rijnbeek. “Industrial Maintenance Modelled in SOCCA: An Experience Report.”http://dx.doi.org/10.1109/ICSP.1996.565021__In Proceedings of the Fourth International Conference on the Software Process (ICSP 1996), Brighton (UK), 13–26. Washington, DC, USA: IEEE Computer Society, 1996.http://dx.doi.org/10.1109/ICSP.1996.565021 .

Engels, Gregor, Hartmut Ehrig, Reiko Heckel, Gabriele Taentzer, and Andrea Corradini. “A View-Based Approach to System Modelling.” In Report on Dagstuhl-Seminar 9637 on Graph Transformations in Computer Science, 155:11. Dagstuhl-Seminar-Report. Technical University of Berlin, 1996.

Engels, Gregor, Luuk Groenewegen, and Gerti Kappel. “Object-Oriented Specification of Coordinated Collaboration.” In Proceedings of IFIP World Conference on IT Tools (1996), Canberra (Australia), 437–52. Chapman &; Hall, 1996.