Hendrik Hausmann, Jan, and Reiko Heckel. “Use Cases as Views: A Formal Approach to Requirements Engineering in the Unified Process.” In Proceedings of the GI/OCG-Jahrestagung on Wirtschaft Und Wissenschaft in Der Network Economy - Visionen Und Wirklichkeit (2001), Wien (Österreich), 1:595–99. Wien (Österreich): Österreichische Computer Gesellschaft, 2001.
LibreCat: /record/7889

Heckel, Reiko. “Open Petri Nets as Semantic Model for Business Process Integration.” In Proceedings of the 2nd International Colloquium on Petri Net Technologies for Modelling Communication Based Systems, 129–34. DFG Research Group “Petri Net Technology,” 2001.
LibreCat: /record/7890

Heckel, Reiko, and Stefan Sauer. “Strengthening UML Collaboration Diagrams by State Transformations.”http://dx.doi.org/10.1007/3-540-45314-8_9__In Proceedings of the 4th International Conference on Fundamental Approaches to Software Engineering (FASE 2001), Genova (Italy), 2029:109–23. LNCS. London, UK: Springer, 2001.http://dx.doi.org/10.1007/3-540-45314-8_9 .
LibreCat: /record/7891
DOI: http://dx.doi.org/10.1007/3-540-45314-8_9

Küster, Jochen. “Towards Behavior Consistent Modeling in UML-RT.” In Proceedings of the Forum on Design Languages (FDL’01). Lyon, France, 2001.
LibreCat: /record/7892

Sauer, Stefan, and Gregor Engels. “UML-Based Behavior Specification of Interactive Multimedia Applications.”http://dx.doi.org/10.1109/HCC.2001.995271__In Proceedings of the IEEE Symposia on Human Centric Computing Languages and Environments (HCC 2001), Stresa (Italy), 248–55. Washington, DC, USA: IEEE Computer Society, 2001.http://dx.doi.org/10.1109/HCC.2001.995271 .
LibreCat: /record/7893
DOI: http://dx.doi.org/10.1109/HCC.2001.995271

Heckel, Reiko, and Albert Zündorf. “How to Specify a Graph Transformation Approach - A Meta Model for Fujaba.” In Proceeding of the Workshop on Uniform Approaches to Graphical Process Specifcation Techniques (UNIGRA 2001, Satellite Event of the ETAPS 2001), edited by H. Ehrig and J. Padberg, 44:41–51. Electronic Notes in Theoretical Computer Science. Genova (Italy): Elsevier, 2001.
LibreCat: /record/7894

Engels, Gregor, Jochen Küster, and Luuk Groenewegen. On the Specification and Analysis of Protocols in UML-RT. University of Paderborn, Department of Computer Science, 2001.
LibreCat: /record/8211

Padberg, Julia, Lars Jansen, Hartmut Ehrig, E. Schnieder, and Reiko Heckel. “Cooperability in Train Control Systems: Specification of Scenarios Using Open Nets.” Transactions of the Society for Design and Process Science 5, no. 1 (2001): 3–21.
LibreCat: /record/7391

Heckel, Reiko, Hartmut Ehrig, Uwe Wolter, and Andrea Corradini. “Double Pullback Transitions and Coalgebraic Loose Semantics for Graph Transformation Systems.” Applied Categorical Structures 9, no. 1 (2001): 83–110.
LibreCat: /record/7392

Depke, Ralph, Reiko Heckel, and Jochen Küster. “Roles in Agent-Oriented Modeling.”http://dx.doi.org/10.1142/S0218194001000529__International Journal of Software Engineering and Knowledge Engineering 11, no. 3 (2001): 281–302.http://dx.doi.org/10.1142/S0218194001000529 .
LibreCat: /record/7393
DOI: http://dx.doi.org/10.1142/S0218194001000529

Corradini, Andrea, Martin Große-Rhode, and Reiko Heckel. “A Coalgebraic Presentation of Structured Transition Systems.”http://dx.doi.org/10.1016/S0304-3975(00)00121-3__Theoretical Computer Science 260, no. 1–2 (2001): 27–55.http://dx.doi.org/10.1016/S0304-3975(00)00121-3 .
LibreCat: /record/7394
DOI: http://dx.doi.org/10.1016/S0304-3975(00)00121-3

Engels, Gregor, Jens Gaulke, and Stefan Sauer. “Modelle Für Automobile Software - Objektorientierte Modellierung von Eingebetteten, Interaktiven Softwaresystemen Im Automobil.” Forschungsforum Paderborn 4 (2001): 24–29.
LibreCat: /record/7395

Lohmann, Marc, and Annika Wagner. “Using an XML-Capable Mailtool for the Communication in Software Development Projects.” In Proceedings of the Workshop on XML Technologies and Software Engineering (XSE; Satellite Event of the ICSE 2001), Toronto (Canada), 2001.
LibreCat: /record/8355

Schattkowsky, Tim, Katharina Mehner, and Ralph Depke. “Using UML Models for the Description of Concurrent Behavior in Component Interfaces.” In Proceedings of the Workshop on Concurrency Issues of the UML (Satellite Event of the International Conference on the Unified Modeling Language - UML 2001), Toronto (Canada), 2001.
LibreCat: /record/8356

Depke, Ralph, Reiko Heckel, and Jochen Küster. “Agent-Oriented Modeling with Graph Transformation.”http://dx.doi.org/10.1007/3-540-44564-1_7__In Proceedings of the First International Workshop on Agent-Oriented Software Engineering (AOSE 2000), Limerick (Ireland), 1957:105–20. LNCS. Berlin/Heidelberg: Springer, 2001.http://dx.doi.org/10.1007/3-540-44564-1_7 .
LibreCat: /record/8357
DOI: http://dx.doi.org/10.1007/3-540-44564-1_7

Depke, Ralph, and Katharina Mehner. “‘Separation of Concern’ Mit Rollen, Subjekten Und Aspekten.” In Proceedings of the Workshop on Aspektorientierung - Workshop Der GI-Fachgruppe 2.1.9 Objektorientierte Software-Entwicklung (2001), Paderborn (Germany), 1–7. Technical Report. Universität Paderborn, 2001.
LibreCat: /record/8358

Engels, Gregor, and Jochen Küster. “Enhancing UML-RT Concepts for Behavioral Consistent Architecture Models.” In Proceedings of the 1st Workshop on Describing Software Architecture with UML (Satellite Event of the ICSE 2001), Toronto (Canada), 2001.
LibreCat: /record/8359

Hendrik Hausmann, Jan, Jochen Küster, and Stefan Sauer. “Identifiying Semantic Dimensions of (UML) Sequence Diagrams.” In Proceedings of the Workshop on Practical UML-Based Rigorous Development Methods - Countering or Integrating the EXtremists (PUML, Colocated with the UML 2001), Toronto (Canada), 7:142–57. Lecture Notes in Informatics. Bonn: Gesellschaft für Informatik (GI), 2001.
LibreCat: /record/8360

Heckel, Reiko, and Jochen Küster. “Behavioral Constraints for Visual Models.”https://doi.org/dx.doi.org/10.1016/S1571-0661(04)00177-X__In Proceeding of the Workshop on Graph Transformation and Visual Modelling Techniques (GT-VMT 2001, Satellite Event of the ICALP 2001), Heraklion (Greece), Vol. 50. Electronic Notes in Theoretical Computer Science. Elsevier, 2001.https://doi.org/dx.doi.org/10.1016/S1571-0661(04)00177-X .
LibreCat: /record/8361
DOI: dx.doi.org/10.1016/S1571-0661(04)00177-X

Mehner, Katharina, and Bernd Weymann. “Visualization and Debugging of Concurrent Java Programs with UML.” In Proceedings of the Workshop on Software Visualization (Satellite Event of the International Conference on Software Engineering - ICSE 2001), Toronto (Canada), 2001.
LibreCat: /record/8362

Ehrig, Hartmut, Gregor Engels, H.-J. Kreowksi, and Gabriele Taentzer, eds. Special Issue: Selected Papers of GRATRA 2000. Vol. 44. Science of Computer Programming. Amsterdam, The Netherlands: Elsevier, 2000.
LibreCat: /record/7790

Rolim, J.D.P., A.Z. Broder, A. Corradini, R. Gorrieri, R. Heckel, J. Hromkovic, U. Vaccaro, and J.B. Wells, eds. Workshop on Graph Transformation and Visual Modeling Techniques (ICALP 2000, Geneva, Switzerland). Waterloo, Ontario, Canada: Carleton Scientific, 2000.
LibreCat: /record/7791

Lohmann, Marc, and Annika Wagner. “Konzeption Eines XML-Fähigen Mailtools.” In Proceedings of Net.Object Days 2000, Erfurt (Germany), 2000.
LibreCat: /record/7861

Thöne, Sebastian. “Entwicklung Eines Übersetzers von Nachrichtenaustauschformaten Für Bankselbstbedienungssysteme in XML-Formate.” In Proceedings of the Informatiktage 2000, Bad Schussenried (Germany). Leinfelden - Echterdingen: Konradin-Verlag, 2000.
LibreCat: /record/7862

Cherchago, Alexey, and N. Alexandrova. “A Model of a Physician’s Decision-Making Process Using Electropunctural Methods of Diagnostics.” In Proceedings of the All-Russia Students, Young Scientists and Specialists Scientific and Technical Conference on Biotechnical, Medical and Environmental Systems and Complexes (Ryazan, Russia), 2000.
LibreCat: /record/7863

Depke, Ralph, Matthew Langham, Björn Lütkemeier, and Sebastian Thöne. “Ein Konzept Zur Generierung von XSL-Transformationen Und Dessen Anwendung Bei Bankselbstbedienungssystemen.” In Proceedings of the Net.ObjectDays (2000), Erfurt (Germany), 2000.
LibreCat: /record/7864

Engels, Gregor, and Reiko Heckel. “Graph Transformation as a Conceptual and Formal Framework for System Modeling and Model Evolution.”http://dx.doi.org/10.1007/3-540-45022-X_12__In Proceedings of the 27th International Colloquium on Automata, Languages and Programming (ICALP 2000), Geneva (Switzerland), 1853:127–50. LNCS. Berlin/Heidelberg: Springer, 2000.http://dx.doi.org/10.1007/3-540-45022-X_12 .
LibreCat: /record/7872
DOI: http://dx.doi.org/10.1007/3-540-45022-X_12

Engels, Gregor, Reiko Heckel, and Stefan Sauer. “UML - A Universal Modeling Language?” In Proceedings of the 21st International Conference on Application and Theory of Petri Nets (ICATPN 2000), Aarhus (Denmark), 1825:24–38. LNCS. Berlin/Heidelberg: Springer, 2000.
LibreCat: /record/7873

Engels, Gregor, and Luuk Groenewegen. “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), 103–16. New York, NY, USA: ACM Press, 2000.
LibreCat: /record/7874

Engels, Gregor, Jan Hendrik Hausmann, Reiko Heckel, and Stefan Sauer. “Dynamic Meta-Modeling: A Graphical Approach to the Operational Semantics of Behavioral Diagrams in UML.”http://dx.doi.org/10.1007/3-540-40011-7_23__In Proceedings of the 3rd International Conference on the Unified Modeling Language (UML 2000), York (UK), 1939:323–37. LNCS. Berlin/Heidelberg: Springer, 2000.http://dx.doi.org/10.1007/3-540-40011-7_23 .
LibreCat: /record/7875
DOI: http://dx.doi.org/10.1007/3-540-40011-7_23

Hendrik Hausmann, Jan. “Graphtransitionsregeln Zur Beschreibung Der Semantik von UML.” In Proceedings of the Informatiktage 2000, Bad Schussenried (Germany), 103–7. Leinfelden - Echterdingen: Konradin Verlag, 2000.
LibreCat: /record/7876

Mehner, Katharina, and Annika Wagner. “Visualizing the Synchronization of Java-Threads with UML.” In Proceedings of the IEEE International Symposium on Visual Languages (VL 2000), Seattle (Washington), 199–206. Washington, DC, USA: IEEE Computer Society, 2000.
LibreCat: /record/7877

Depke, Ralph, Reiko Heckel, and Jochen Küster. “Integrating Visual Modeling of Agent-Based and Object-Oriented Systems.”http://dx.doi.org/10.1145/336595.337052__In Proceedings of the Conference on Autonomous Agents (AGENTS 2000), Barcelona (Spain), 82–83. New York, NY, USA: ACM Press, 2000.http://dx.doi.org/10.1145/336595.337052 .
LibreCat: /record/7878
DOI: http://dx.doi.org/10.1145/336595.337052

Depke, Ralph, Gregor Engels, and Jochen Küster. On the Integration of Roles in the UML. University of Paderborn, Department of Computer Science, 2000.
LibreCat: /record/8207

Depke, Ralph, Reiko Heckel, and Jochen Küster. Modeling Agent-Based Systems with Graph Transformation. University of Paderborn, Department of Computer Science, 2000.
LibreCat: /record/8208

Heckel, Reiko, Mercé Llabrés, Hartmut Ehrig, and Fernando Orejas. On the Concurrent Semantics of Open Graph Transformation Systems and Views, 2000.
LibreCat: /record/8209

Mehner, Katharina, and Annika Wagner. Ablaufvisualisierung Für Nebenläufige Java-Programme Mit UML Interaktionsdiagrammen. University of Saarbrücken, 2000.
LibreCat: /record/8210

Hendrik Hausmann, Jan, Reiko Heckel, and Stefan Sauer. “Ein Konzept Zur Anwendungsbezogenen UML-Semantikbeschreibung Durch Dynamische Metamodellierung.” 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.
LibreCat: /record/8329

Depke, Ralph, Reiko Heckel, and Jochen Küster. “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.
LibreCat: /record/8330

Heckel, Reiko, Mercé Llabrés, Hartmut Ehrig, and Fernando Orejas. “Concurrency of Double-Pullback Graph Transitions.” In Proceedings of Workshop on Graph Transformation Systems (GraTra; Satellite Event of the ETAPS 2000), Berlin (Germany), 2000.
LibreCat: /record/8331

Busatto, Giorgio, Gregor Engels, Katharina Mehner, and Annika Wagner. “A Framework for Adding Packages to Graph Transformation Approaches.”http://dx.doi.org/10.1007/b75045__In Selected Papers of the 6th International Workshop on Theory and Application of Graph Transformations (TAGT ’98), Paderborn (Germany), 1764:352–67. LNCS. Berlin/Heidelberg: Springer, 2000.http://dx.doi.org/10.1007/b75045 .
LibreCat: /record/8332
DOI: http://dx.doi.org/10.1007/b75045

Corradini, Andrea, Reiko Heckel, and Ugo Montanari. “Graphical Operational Semantics.” In Proceedings of the Workshop on Graph Transformation and Visual Modelling Techniques (Satellite Event of the ICALP 2000), Geneva (Switzerland), 411–18. Carleton Scientific, 2000.
LibreCat: /record/8333

Depke, Ralph, and Reiko Heckel. “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.
LibreCat: /record/8334

Depke, Ralph, Reiko Heckel, and Jochen Küster. “Requirement Specification and Design of Agent-Based Systems with Graph Transformation, Roles and UML.” In Proceedings of the 1st International Workshop on Agent-Oriented Software Engineering (Satellite Event of the ICSE 2000), Limerick (Ireland). Limerick, Ireland: University of Limerick, 2000.
LibreCat: /record/8335

Depke, Ralph, Reiko Heckel, and Jochen Küster. “Deploying Agents in an Electronic Banking Environment.” In Proceedings of the Workshop on Agents in Industry (Agents 2000; Satellite Event of the 4th International Conference on Autonomous Agents), Barcelona (Spain), 2000.
LibreCat: /record/8336

Depke, Ralph, Reiko Heckel, and Jochen Küster. “Rollenbasierte Modellierung Autonomer Agenten.” 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). Münster: Universität Münster, 2000.
LibreCat: /record/8337

Depke, Ralph, and Reiko Heckel. “Formalizing the Development of Agent-Based Systems Using Graph Processes.” In Proceedings of the Workshop on Graph Transformation and Visual Modelling Techniques (Satellite Event of the ICALP 2000), Geneva (Switzerland), 419–26. Carleton Scientific, 2000.
LibreCat: /record/8338

Engels, Gregor, and Reiko Heckel. “From Trees to Graphs: Defining the Semantics of Diagram Languages with Graph Transformation.” In Proceedings of the Workshop on Graph Transformation and Visual Modeling Techniques (Satellite Events of the ICALP 2000), Geneva(Switzerland), 373–82. Carleton Scientific, 2000.
LibreCat: /record/8339

Engels, Gregor, Jochen Küster, and Luuk Groenewegen. “Modeling Concurrent Behavior through Consistent Statechart Views.” In Proceedings of the Workshop on Dynamic Behaviour in UML Models: Semantic Questions, Munich (Germany), 44–49. Munich (Germany): Ludwig-Maximilians-University, 2000.
LibreCat: /record/8340

Engels, Gregor, and Reiko Heckel. “Graph Transformation and Visual Modeling Techniques.” Bulletin of the EATCS, no. 71 (2000): 186–202.
LibreCat: /record/7396

Corradini, Andrea, and Reiko Heckel. “Graph Transformation and Visual Modeling Techniques: Workshop Summary and HowTo.” Bulletin of the EATCS, no. 72 (2000): 69–76.
LibreCat: /record/7397

Depke, Ralph, Reiko Heckel, Jochen Küster, and Matthew Langham. “Agenten Im Auftrag Des Bankkunden.” Geldinstitute 31, no. 1–2 (2000): 32–33.
LibreCat: /record/7398

Doberkat, Ernst-Erich. Multimedia in Der Wirtschaftswissenschaftlichen Lehre: Erfahrungsbericht. LIT Verlag Münster, 2000.
LibreCat: /record/7509

Engels, Gregor, Udo Kelter, Ralph Depke, and Katharina Mehner. “Unterstützende Angebote Der Softwarebegleitgruppe.” In Multimedia in Der Wirtschaftswissenschaftlichen Lehre, Erfahrungsbericht, 27–56. Münster: LIT, 2000.
LibreCat: /record/7520

Engels, Gregor, Ralph Depke, and Katharina Mehner. “Ergebnisse - Vergleichende Darstellung.” In Multimedia in Der Wirtschaftswissenschaftlichen Lehre, Erfahrungsbericht, 277–94. Münster: LIT, 2000.
LibreCat: /record/7521

Engels, Gregor, Luuk Groenewegen, and Gerti Kappel. “Coordinated Collaboration of Objects.” In Proceedings of Advances in Object-Oriented Modeling, 307–32. The MIT Press, 2000.
LibreCat: /record/7522

Gadducci, Fabio, Reiko Heckel, and Manuel Koch. “A Fully Abstract Model for Graph-Interpreted Temporal Logic.”http://dx.doi.org/10.1007/b75045__In Proceedings of the 6th International Workshop on Theory and Application of Graph Transformations (TAGT 1998), Paderborn (Germany), 1764:310–22. LNCS. London, UK: Springer, 2000.http://dx.doi.org/10.1007/b75045 .
LibreCat: /record/8341
DOI: http://dx.doi.org/10.1007/b75045

Engels, Gregor, and Andreas Zamperoni. “Formal Integration of Software Engineering Aspects Using Graph Rewrite Systems - A Typical Experience?!”http://dx.doi.org/10.1007/3-540-45104-8_28__In Proceedings of the International Workshop on Applications of Graph Transformations with Industrial Relevance (AGTIVE 1999), Kerkrade (The Netherlands), 1779:359–68. LNCS. Berlin/Heidelberg: Springer, 2000.http://dx.doi.org/10.1007/3-540-45104-8_28 .
LibreCat: /record/8342
DOI: http://dx.doi.org/10.1007/3-540-45104-8_28

Heckel, Reiko, and Stefan Sauer. “Dynamische Metamodellierung Als Methode Zur Definition Einer Operationalen Semantik Für Die UML.” In Proceedings of the 7th GI-Workshop GROOM, 20:43–44. University of Koblenz-Landau, 2000.
LibreCat: /record/8343

Heckel, Reiko, and Stefan Sauer. “Strengthening the Semantics of UML Collaboration Diagrams.” In Proceedings of the Workshop on Dynamic Behaviour in UML Models: Semantic Questions, Munich (Germany), 63–69. Munich (Germany): Ludwig-Maximilians-University, 2000.
LibreCat: /record/8344

Küster, Jochen, and Joachim Stroop. “Towards Consistency of Dynamic Models and Analysis of Timing Constraints.” In Proceedings of 1st Workshop on Formal Design Techniques for Real-Time Systems (Satellite Event of the UML 2000), York (UK). York, UK: University of York, 2000.
LibreCat: /record/8345

Mehner, Katharina, and Tim Schattkowsky. “Methodische Aspekte von Modellierungssprachen Für Nebenläufige Software.” In Proceedings of the 8th GROOM Workshop: Visuelle Verhaltensmodellierung Verteilter Und Nebenläufiger Softwaresysteme (VVVNS 2000), Münster (Germany), 24:14–18. Universität Münster, 2000.
LibreCat: /record/8346

Mehner, Katharina, and Annika Wagner. “Visualisierung Der Synchronisation von Java-Threads Mit UML.” In Proceedings of the Workshop on Modelle Und Modellierungssprachen in Informatik Und Wirtschaftsinformatik (Modellierung 2000), St. Goar (Germany), Vol. 15. Koblenzer Schriften Zur Informatik. Fölbach, 2000.
LibreCat: /record/8347

Engels, Gregor, K. Beiersdörfer, and Wilhelm Schäfer, eds. Informatik ’99: Informatik Überwindet Grenzen. Tagungsband Der 29. Jahrestagung Der Gesellschaft Für Informatik, Paderborn (Germany). Informatik Aktuell. Berlin/Heidelberg: Springer, 1999.
LibreCat: /record/7792

Deugo, Dwight, Jochen Küster, Franz Oppacher, and Ingo von Otte. “Patterns as a Means for Intelligent Software Engineering.” In Proceedings of the Conference on Artificial Intelligence (IC-AI 1999) Las Vegas, Nevada (USA), 2:605–11. CSREA Press, 1999.
LibreCat: /record/7849

Corradini, Andrea, Reiko Heckel, and Ugo Montanari. “Tile Transition Systems as Structured Coalgebras.” In Proceedings of the 12th International Symposium on Fundamentals of Computation Theory (FCT ’99), 1684:13–38. LNCS. Berlin/Heidelberg: Springer, 1999.
LibreCat: /record/7850

Cherchago, Alexey. “Application of the Structured Analysis and Design Technique (SADT) Methodology for the Medical Information Systems Development.” In 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), 1999.
LibreCat: /record/7851

Engels, Gregor, Ralph Depke, and Christoph Borowski. “Konzeption Und Objektorientierte Realisierung Einer Internet-Basierten Datenbankanwendung.” In Kolloquium Software-Entwicklung - Methoden, Werkzeuge, Erfahrungen, 8:531–40. Ostfildern: Technische Akademie Esslingen, 1999.
LibreCat: /record/7852

Engels, Gregor, Roland Hücking, Stefan Sauer, and Annika Wagner. “UML Collaboration Diagrams and Their Transformation to Java.” In Proceddings of The Unified Modeling Language: Beyond the Standard, Second International Conference (UML 99), Fort Collins, Colorado, USA, 1723:473–88. LNCS. Berlin/Heidelberg: Springer, 1999.
LibreCat: /record/7856

Gadducci, Fabio, Reiko Heckel, and Mercé Llabrés. “A Bi-Categorical Axiomatisation of Concurrent Graph Rewriting.”http://dx.doi.org/10.1016/S1571-0661(05)80309-3__In Proceedings of the 8th Conference on Category Theory and Computer Science (CTCS 1999), Edinburgh (UK), 29:80–100. Electronic Notes in Theoretical Computer Science. Elsevier, 1999.http://dx.doi.org/10.1016/S1571-0661(05)80309-3 .
LibreCat: /record/7858
DOI: http://dx.doi.org/10.1016/S1571-0661(05)80309-3

Heckel, Reiko. “Modeling Agent-Based Systems with Graph Transformation and UML.” In Proceedings of the Dagstuhl-Seminar 99451 on Rigorous Analysis and Design for Software Intensive Systems, 1999.
LibreCat: /record/7859

Sauer, Stefan, and Gregor Engels. “Extending UML for Modeling of Multimedia Applications.”http://doi.ieeecomputersociety.org/10.1109/VL.1999.795878__In Proceedings of the IEEE Symposium on Visual Languages (VL 1999), Tokyo (Japan), 80–87. Tokyo, Japan: IEEE Computer Society, 1999.http://doi.ieeecomputersociety.org/10.1109/VL.1999.795878 .
LibreCat: /record/7860
DOI: http://doi.ieeecomputersociety.org/10.1109/VL.1999.795878

Ehrig, Hartmut, Reiko Heckel, Mercé Llabrés, and Fernando Orejas. Basic Properties of Double Pullback Graph Transitions. Technical University of Berlin, 1999.
LibreCat: /record/8203

Engels, Gregor, Roland Hücking, Stefan Sauer, and Annika Wagner. UML Collaboration Diagrams and Their Transformation to Java. University of Paderborn, Department of Computer Science, 1999.
LibreCat: /record/8204

Engels, Gregor, Pieter Jan t’Hoen, Ray Dassen, Luuk Groenewegen, Ida G. Sprinkhuizen-Kuyper, and Pieter Koopman. SOCCA Extended with UML like Packages. Leiden Institute of Advanced Computer Science, 1999.
LibreCat: /record/8205

Engels, Gregor, Ray Dassen, Luuk Groenewegen, Ida G. Sprinkhuizen-Kuyper, Pieter Koopman, and Pieter Jan t’Hoen. A Formalisation of SOCCA Using Z, Part 1: The Type Level Concepts. Leiden Institute of Advanced Computer Science, 1999.
LibreCat: /record/8206

Sauer, Stefan, and Gregor Engels. “UML-Basierte Modellierung von Multimediaanwendungen.” In Modellierung 1999, Workshop Der Gesellschaft Für Informatik e. V. (GI), März 1999 in Karlsruhe, 155–70. Karlsruhe, Germany: Teubner, Stuttgart, 1999.
LibreCat: /record/8321

Sauer, Stefan, and Gregor Engels. “OMMMA: An Object-Oriented Approach for Modeling Multimedia Information Systems.” In Proceedings of the Workshop on Multimedia Information Systems (MIS 1999), Indian Wells, CA (USA), 64–71. Indian Wells, California, USA, 1999.
LibreCat: /record/8322

Corradini, Andrea, Martin Große-Rhode, and Reiko Heckel. “An Algebra of Graph Derivations Using Finite (Co-) Limit Double Theories.”http://dx.doi.org/10.1007/3-540-48483-3_7__In Selected Papers of the 13th International Workshop on Recent Trends in Algebraic Development Techniques (WADT 1998), Lisbon (Portugal), 1589:92–106. LNCS. Berlin/Heidelberg: Springer, 1999.http://dx.doi.org/10.1007/3-540-48483-3_7 .
LibreCat: /record/8323
DOI: http://dx.doi.org/10.1007/3-540-48483-3_7

Corradini, Andrea, Reiko Heckel, and Ugo Montanari. “From SOS Specifications to Structured Coalgebras: How to Make Bisimulation a Congruence.”http://dx.doi.org/10.1016/S1571-0661(05)80273-7__In Proceedings of the 2nd Workshop on Coalgebraic Methods in Computer Science (CMCS 99), 19:118–41. Electronic Notes in TCS. Amsterdam, The Netherlands: Elsevier, 1999.http://dx.doi.org/10.1016/S1571-0661(05)80273-7 .
LibreCat: /record/8324
DOI: http://dx.doi.org/10.1016/S1571-0661(05)80273-7

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.
LibreCat: /record/8325

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.
LibreCat: /record/8326

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.
LibreCat: /record/8327

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.
LibreCat: /record/8328

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 .
LibreCat: /record/7399
DOI: 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).
LibreCat: /record/7400

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 .
LibreCat: /record/7401
DOI: 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.
LibreCat: /record/7510

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.
LibreCat: /record/7518

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.
LibreCat: /record/7519

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.
LibreCat: /record/7793

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.
LibreCat: /record/7794

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.
LibreCat: /record/7843

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.
LibreCat: /record/7844

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.
LibreCat: /record/7845

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 .
LibreCat: /record/7847
DOI: 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.
LibreCat: /record/7848

Engels, Gregor, and Silvia Kolmschlag. Electronic Commerce Systeme Als Anwendungsbeispiel Für Evolutionstechniken. University of Paderborn, C-LAB, 1998.
LibreCat: /record/8202

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.
LibreCat: /record/8280

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.
LibreCat: /record/8281