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Engels G, Heckel R, Sauer S. UML - A Universal Modeling Language? In: Proceedings of the 21st International Conference on Application and Theory of Petri Nets (ICATPN 2000), Aarhus (Denmark). Vol 1825. LNCS. Berlin/Heidelberg: Springer; 2000:24-38.

Engels G, Groenewegen L. Object-Oriented Modeling - A Roadmap. In: Proceedings of the Conference on The Future of Software Engineering - Special Track at 22nd International Conference on Software Engineering (ICSE 2000), Limerick (Ireland). New York, NY, USA: ACM Press; 2000:103-116.

Engels G, Hendrik Hausmann J, Heckel R, Sauer S. Dynamic Meta-Modeling: A Graphical Approach to the Operational Semantics of Behavioral Diagrams in UML. In: Proceedings of the 3rd International Conference on the Unified Modeling Language (UML 2000), York (UK). Vol 1939. LNCS. Berlin/Heidelberg: Springer; 2000:323-337. doi:http://dx.doi.org/10.1007/3-540-40011-7_23

Hendrik Hausmann J. Graphtransitionsregeln zur Beschreibung der Semantik von UML. In: Proceedings of the Informatiktage 2000, Bad Schussenried (Germany). Leinfelden - Echterdingen: Konradin Verlag; 2000:103-107.

Mehner K, Wagner A. Visualizing the Synchronization of Java-Threads with UML. In: Proceedings of the IEEE International Symposium on Visual Languages (VL 2000), Seattle (Washington). Washington, DC, USA: IEEE Computer Society; 2000:199-206.

Depke R, Heckel R, Küster J. Integrating visual modeling of agent-based and object-oriented systems. In: Proceedings of the Conference on Autonomous Agents (AGENTS 2000), Barcelona (Spain). New York, NY, USA: ACM Press; 2000:82-83. doi:http://dx.doi.org/10.1145/336595.337052

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Depke R, Engels G, Küster J. On the Integration of Roles in the UML. University of Paderborn, Department of Computer Science; 2000.

Depke R, Heckel R, Küster J. Modeling Agent-Based Systems with Graph Transformation. University of Paderborn, Department of Computer Science; 2000.

Heckel R, Llabrés M, Ehrig H, Orejas F. On the Concurrent Semantics of Open Graph Transformation Systems and Views.; 2000.

Mehner K, Wagner A. Ablaufvisualisierung Für Nebenläufige Java-Programme Mit UML Interaktionsdiagrammen. University of Saarbrücken; 2000.

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Depke R, Heckel R, Küster J. Modeling Agent-Based Systems with Graph Transformation and UML: From Requirement Specifcation to Object-Oriented Design. In: Proceedings of the Workshop on Graph Transformation Systems (GraTra 2000), Berlin (Germany). Berlin, Germany; 2000.

Heckel R, Llabrés M, Ehrig H, Orejas F. Concurrency of Double-Pullback Graph Transitions. In: Proceedings of Workshop on Graph Transformation Systems (GraTra; Satellite Event of the ETAPS 2000), Berlin (Germany). ; 2000.

Busatto G, Engels G, Mehner K, Wagner A. A Framework for Adding Packages to Graph Transformation Approaches. In: Selected Papers of the 6th International Workshop on Theory and Application of Graph Transformations (TAGT ’98), Paderborn (Germany). Vol 1764. LNCS. Berlin/Heidelberg: Springer; 2000:352-367. doi:http://dx.doi.org/10.1007/b75045

Corradini A, Heckel R, Montanari U. Graphical Operational Semantics. In: Proceedings of the Workshop on Graph Transformation and Visual Modelling Techniques (Satellite Event of the ICALP 2000), Geneva (Switzerland). Carleton Scientific; 2000:411-418.

Depke R, Heckel R. Towards Role-based Modeling of Autonomous Agents. In: Proceedings of the Workshop Des Arbeitskreises GROOM Der GI Fachgruppe 2.1.9 Objektorientierte Software-Entwicklung on Visuelle Verhaltensmodellierung Verteilter Und Nebenläufiger Software-Systeme, Münster (Germany). ; 2000.