@inproceedings{DoberkatE02,
  title = {Multimedia in der Informatik-Lehre},
  author = {Ernst-Erich Doberkat and Gregor Engels},
  year = {2002},
  tags = {multimedia},
  researchr = {https://researchr.org/publication/DoberkatE02},
  cites = {0},
  citedby = {0},
  pages = {377-384},
  booktitle = {Informatik bewegt: Informatik 2002 - 32. Jahrestagung der Gesellschaft für Informatik e.v. (GI), 30. September - 3.Oktober 2002 in Dortmund},
  editor = {Sigrid E. Schubert and Bernd Reusch and Norbert Jesse},
  volume = {19},
  series = {LNI},
  publisher = {GI},
  isbn = {3-88579-348-2},
}

@inproceedings{EngelsG93,
  title = {Modular, Visual Specifications of Software Processes},
  author = {Gregor Engels and Luuk Groenewegen},
  year = {1993},
  researchr = {https://researchr.org/publication/EngelsG93},
  cites = {0},
  citedby = {0},
  pages = {66-68},
  booktitle = {State of the Practice in Process Technology, Proceedings of the Eighth International Software Process Workshop (ISPW  93), March 2-5, 1993, Wadern, Schloss Dagstuhl, Germany},
  editor = {Wilhelm Schäfer},
  publisher = {IEEE Computer Society},
  isbn = {0-8186-4060-X},
}

@inproceedings{AlfertDE03,
  title = {MuSofT: Multimedia in der SoftwareTechnik},
  author = {Klaus Alfert and Ernst-Erich Doberkat and Gregor Engels},
  year = {2003},
  tags = {multimedia},
  researchr = {https://researchr.org/publication/AlfertDE03},
  cites = {0},
  citedby = {0},
  pages = {115-119},
  booktitle = {DeLFI 2003, Tagungsband der 1. e-Learning Fachtagung Informatik, 16.-18. September 2003 in Garching bei München},
  editor = {Arndt Bode and Jörg Desel and Sabine Rathmeyer and Martin Wessner},
  volume = {37},
  series = {LNI},
  publisher = {GI},
  isbn = {3-88579-366-0},
}

@inproceedings{SalgerSE09,
  title = {Integrated specification and quality assurance for large business information systems},
  author = {Frank Salger and Stefan Sauer and Gregor Engels},
  year = {2009},
  doi = {10.1145/1506216.1506242},
  url = {http://doi.acm.org/10.1145/1506216.1506242},
  researchr = {https://researchr.org/publication/SalgerSE09},
  cites = {0},
  citedby = {0},
  pages = {129-130},
  booktitle = {Proceeding of the 2nd Annual India Software Engineering Conference, ISEC 2009,  Pune, India,  February 23-26, 2009},
  editor = {Kiran Deshpande and Pankaj Jalote and Sriram K. Rajamani},
  publisher = {ACM},
  isbn = {978-1-60558-426-3},
}

@inproceedings{ForsterESS06,
  title = {A Pattern-driven Development Process for Quality Standard-conforming Business Process Models},
  author = {Alexander Förster and Gregor Engels and Tim Schattkowsky and Ragnhild Van Der Straeten},
  year = {2006},
  doi = {10.1109/VLHCC.2006.5},
  url = {http://doi.ieeecomputersociety.org/10.1109/VLHCC.2006.5},
  tags = {meta-model, business process modeling, model-driven development, Meta-Environment, process modeling},
  researchr = {https://researchr.org/publication/ForsterESS06},
  cites = {0},
  citedby = {0},
  pages = {135-142},
  booktitle = {2006 IEEE Symposium on Visual Languages and Human-Centric Computing (VL/HCC 2006), 4-8 September 2006, Brighton, UK},
  publisher = {IEEE Computer Society},
  isbn = {0-7695-2586-5},
}

@inproceedings{EngelL94,
  title = {Visual Specification of Complex Database Actions},
  author = {Gregor Engels and Perdita Löhr},
  year = {1994},
  tags = {database},
  researchr = {https://researchr.org/publication/EngelL94},
  cites = {0},
  citedby = {0},
  pages = {303-314},
  booktitle = {East/West Database Workshop},
}

@inproceedings{HohensteinE90,
  title = {Formal Semantics of an Entity-Relationship-Based Query Language},
  author = {Uwe Hohenstein and Gregor Engels},
  year = {1990},
  tags = {semantics, rule-based, formal semantics, query language},
  researchr = {https://researchr.org/publication/HohensteinE90},
  cites = {0},
  citedby = {0},
  pages = {171-188},
  booktitle = {Proceedings of the 9th International Conference on Entity-Relationship Approach (ER 90), 8-10 October, 1990, Lausanne, Switzerland},
  editor = {Hannu Kangassalo},
  publisher = {ER Institute},
}

@article{AndriesE96,
  title = {A Hybrid Query Language for an Extended Entity-Relationship Model},
  author = {Marc Andries and Gregor Engels},
  year = {1996},
  tags = {modeling language, language modeling, query language},
  researchr = {https://researchr.org/publication/AndriesE96},
  cites = {0},
  citedby = {0},
  journal = {Journal of Computer Languages},
  volume = {7},
  number = {3},
  pages = {321-352},
}

@article{EngelsHTE97,
  title = {A Combined Reference Model- and View-Based Approach to System Specification},
  author = {Gregor Engels and Reiko Heckel and Gabriele Taentzer and Hartmut Ehrig},
  year = {1997},
  doi = {10.1142/S0218194097000266},
  url = {http://dx.doi.org/10.1142/S0218194097000266},
  tags = {rule-based, systematic-approach},
  researchr = {https://researchr.org/publication/EngelsHTE97},
  cites = {0},
  citedby = {0},
  journal = {International Journal of Software Engineering and Knowledge Engineering},
  volume = {7},
  number = {4},
  pages = {457-477},
}

@inproceedings{ForsterESS07,
  title = {Verification of Business Process Quality Constraints Based on Visual Process Patterns},
  author = {Alexander Förster and Gregor Engels and Tim Schattkowsky and Ragnhild Van Der Straeten},
  year = {2007},
  doi = {10.1109/TASE.2007.56},
  url = {http://doi.ieeecomputersociety.org/10.1109/TASE.2007.56},
  tags = {rule-based, constraints},
  researchr = {https://researchr.org/publication/ForsterESS07},
  cites = {0},
  citedby = {0},
  pages = {197-208},
  booktitle = {First Joint IEEE/IFIP Symposium on Theoretical Aspects of Software Engineering, TASE 2007, June 5-8, 2007, Shanghai, China},
  publisher = {IEEE Computer Society},
}

@inproceedings{EngelsHK03,
  title = {The Consistency Workbench: A Tool for Consistency Management in UML-Based Development},
  author = {Gregor Engels and Reiko Heckel and Jochen Malte Küster},
  year = {2003},
  url = {http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2863&spage=356},
  tags = {workbench, rule-based, UML, consistency},
  researchr = {https://researchr.org/publication/EngelsHK03},
  cites = {0},
  citedby = {0},
  pages = {356-359},
  booktitle = {«UML» 2003 - The Unified Modeling Language, Modeling Languages and Applications, 6th International Conference, San Francisco, CA, USA, October 20-24, 2003, Proceedings},
  editor = {Perdita Stevens and Jon Whittle and Grady Booch},
  volume = {2863},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-20243-9},
}

@inproceedings{EngelsG00,
  title = {Object-oriented modeling: a roadmap},
  author = {Gregor Engels and Luuk Groenewegen},
  year = {2000},
  doi = {10.1145/336512.336541},
  url = {http://doi.acm.org/10.1145/336512.336541},
  tags = {meta-model, modeling, object-role modeling, Meta-Environment, meta-objects},
  researchr = {https://researchr.org/publication/EngelsG00},
  cites = {0},
  citedby = {0},
  pages = {103-116},
  booktitle = {ICSE},
}

@article{AndriesEHHKKPST99,
  title = {Graph Transformation for Specification and Programming},
  author = {Marc Andries and Gregor Engels and Annegret Habel and Berthold Hoffmann and Hans-Jörg Kreowski and Sabine Kuske and Detlef Plump and Andy Schürr and Gabriele Taentzer},
  year = {1999},
  tags = {graph transformation, graph-rewriting, programming, rewriting, transformation, program transformation},
  researchr = {https://researchr.org/publication/AndriesEHHKKPST99},
  cites = {0},
  citedby = {0},
  journal = {Science of Computer Programming},
  volume = {34},
  number = {1},
  pages = {1-54},
}

@inproceedings{EngelsG02,
  title = {Towards Team-Automata-Driven Object-Oriented Collaborative Work},
  author = {Gregor Engels and Luuk Groenewegen},
  year = {2002},
  url = {http://link.springer.de/link/service/series/0558/bibs/2300/23000257.htm},
  researchr = {https://researchr.org/publication/EngelsG02},
  cites = {0},
  citedby = {0},
  pages = {257-276},
  booktitle = {Formal and Natural Computing - Essays Dedicated to Grzegorz Rozenberg [on occasion of his 60th birthday, March 14, 2002]},
  editor = {Wilfried Brauer and Hartmut Ehrig and Juhani Karhumäki and Arto Salomaa},
  volume = {2300},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-43190-X},
}

@article{BalsCEE07,
  title = {ClassSheets - model-based, object-oriented design of spreadsheet applications},
  author = {Jan-Christopher Bals and Fabian Christ and Gregor Engels and Martin Erwig},
  year = {2007},
  url = {http://www.jot.fm/issues/issue_2007_10/paper19/index.html},
  tags = {rule-based, object-role modeling, design},
  researchr = {https://researchr.org/publication/BalsCEE07},
  cites = {0},
  citedby = {0},
  journal = {Journal of Object Technology},
  volume = {6},
  number = {9},
  pages = {383-398},
}

@inproceedings{EngelsH00,
  title = {Graph Transformation as a Conceptual and Formal Framework for System Modeling and Model Evolution},
  author = {Gregor Engels and Reiko Heckel},
  year = {2000},
  url = {http://link.springer.de/link/service/series/0558/bibs/1853/18530127.htm},
  tags = {model-to-model transformation, graph transformation, meta-model, modeling, source-to-source, graph-rewriting, transformation system, model transformation, Meta-Environment, rewriting, transformation},
  researchr = {https://researchr.org/publication/EngelsH00},
  cites = {0},
  citedby = {0},
  pages = {127-150},
  booktitle = {Automata, Languages and Programming, 27th International Colloquium, ICALP 2000, Geneva, Switzerland, July 9-15, 2000, Proceedings},
  editor = {Ugo Montanari and José D. P. Rolim and Emo Welzl},
  volume = {1853},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-67715-1},
}

@inproceedings{KusterHE03,
  title = {Defining and validating transformations of UML models},
  author = {Jochen Malte Küster and Reiko Heckel and Gregor Engels},
  year = {2003},
  tags = {model-to-model transformation, meta-model, UML, source-to-source, model transformation, Meta-Environment, transformation},
  researchr = {https://researchr.org/publication/KusterHE03},
  cites = {0},
  citedby = {0},
  pages = {145-152},
  booktitle = {2003 IEEE Symposium on Human Centric Computing Languages and Environments (HCC 2003), 28-31 October 2003, Auckland, New Zealand},
  publisher = {IEEE Computer Society},
  isbn = {0-7803-8225-0},
}

@inproceedings{EngelsK94,
  title = {Object-Oriented System Development: Will the New Approach Solve Old Problems?},
  author = {Gregor Engels and Gerti Kappel},
  year = {1994},
  tags = {systematic-approach},
  researchr = {https://researchr.org/publication/EngelsK94},
  cites = {0},
  citedby = {0},
  pages = {434-441},
  booktitle = {IFIP Congress (1)},
}

@article{EngelsV08,
  title = {Quasar Enterprise},
  author = {Gregor Engels and Markus Voß},
  year = {2008},
  doi = {10.1007/s00287-008-0287-4},
  url = {http://dx.doi.org/10.1007/s00287-008-0287-4},
  researchr = {https://researchr.org/publication/EngelsV08},
  cites = {0},
  citedby = {0},
  journal = {Informatik Spektrum},
  volume = {31},
  number = {6},
  pages = {548-555},
}

@inproceedings{EngelsSW07,
  title = {Analysis of UML Activities Using Dynamic Meta Modeling},
  author = {Gregor Engels and Christian Soltenborn and Heike Wehrheim},
  year = {2007},
  doi = {10.1007/978-3-540-72952-5_5},
  url = {http://dx.doi.org/10.1007/978-3-540-72952-5_5},
  tags = {meta-model, modeling, analysis, UML, Meta-Environment, meta-objects},
  researchr = {https://researchr.org/publication/EngelsSW07},
  cites = {0},
  citedby = {0},
  pages = {76-90},
  booktitle = {Formal Methods for Open Object-Based Distributed Systems, 9th IFIP WG 6.1 International Conference, FMOODS 2007, Paphos, Cyprus, June 6-8, 2007, Proceedings},
  editor = {Marcello M. Bonsangue and Einar Broch Johnsen},
  volume = {4468},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {978-3-540-72919-8},
}

@inproceedings{EngelsHTE98,
  title = {A View-Oriented Approach to System Modelling Based on Graph Transformation},
  author = {Gregor Engels and Reiko Heckel and Gabriele Taentzer and Hartmut Ehrig},
  year = {1997},
  doi = {10.1145/267895.267919},
  url = {http://doi.acm.org/10.1145/267895.267919},
  tags = {model-to-model transformation, rule-based, graph transformation, meta-model, source-to-source, graph-rewriting, transformation system, model transformation, Meta-Environment, rewriting, systematic-approach, transformation},
  researchr = {https://researchr.org/publication/EngelsHTE98},
  cites = {0},
  citedby = {0},
  pages = {327-343},
  booktitle = {Software Engineering - ESEC/FSE  97, 6th European Software Engineering Conference Held Jointly with the 5th ACM SIGSOFT Symposium on Foundations of Software Engineering, Zurich, Switzerland, September 22-25, 1997, Proceedings},
  editor = {Mehdi Jazayeri and Helmut Schauer},
  volume = {1301},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-63531-9},
}

@inproceedings{EngelsGSW07,
  title = {Assuring Consistency of Business Process Models and Web Services Using Visual Contracts},
  author = {Gregor Engels and Baris Güldali and Christian Soltenborn and Heike Wehrheim},
  year = {2007},
  doi = {10.1007/978-3-540-89020-1_2},
  url = {http://dx.doi.org/10.1007/978-3-540-89020-1_2},
  tags = {contracts, web service, business process modeling, web services, consistency, process modeling},
  researchr = {https://researchr.org/publication/EngelsGSW07},
  cites = {0},
  citedby = {0},
  pages = {17-31},
  booktitle = {Applications of Graph Transformations with Industrial Relevance, Third International Symposium, AGTIVE 2007, Kassel, Germany, October 10-12, 2007, Revised Selected and Invited Papers},
  editor = {Andy Schürr and Manfred Nagl and Albert Zündorf},
  volume = {5088},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {978-3-540-89019-5},
}

@article{DoberkatE02:1,
  title = {Multimedia in der Informatik-Lehre},
  author = {Ernst-Erich Doberkat and Gregor Engels},
  year = {2002},
  tags = {multimedia},
  researchr = {https://researchr.org/publication/DoberkatE02%3A1},
  cites = {0},
  citedby = {0},
  journal = {Softwaretechnik-Trends},
  volume = {22},
  number = {3},
}

@article{EngelsS04,
  title = {Guest Editors  Introduction},
  author = {Gregor Engels and Stefan Sauer},
  year = {2004},
  doi = {10.1142/S021819400400183X},
  url = {http://dx.doi.org/10.1142/S021819400400183X},
  researchr = {https://researchr.org/publication/EngelsS04},
  cites = {0},
  citedby = {0},
  journal = {International Journal of Software Engineering and Knowledge Engineering},
  volume = {14},
  number = {6},
  pages = {543-544},
}

@inproceedings{EngelsH00a,
  title = {From Trees to Graphs: Defining the Semantics of Diagram Languages with Graph Transformation},
  author = {Gregor Engels and Reiko Heckel},
  year = {2000},
  tags = {semantics, graph transformation, transformation language, graph-rewriting, rewriting, transformation},
  researchr = {https://researchr.org/publication/EngelsH00a},
  cites = {0},
  citedby = {0},
  pages = {373-382},
  booktitle = {Automata, Languages and Programming, 27th International Colloquium, ICALP 2000, Geneva, Switzerland, July 9-15, 2000, Proceedings},
  editor = {Ugo Montanari and José D. P. Rolim and Emo Welzl},
  volume = {1853},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-67715-1},
}

@article{EngelsKHL03,
  title = {Model-Based Verification and Validation of Properties},
  author = {Gregor Engels and Jochen Malte Küster and Reiko Heckel and Marc Lohmann},
  year = {2003},
  url = {http://www1.elsevier.com/gej-ng/31/29/23/133/48/show/Products/notes/index.htt#011},
  tags = {rule-based},
  researchr = {https://researchr.org/publication/EngelsKHL03},
  cites = {0},
  citedby = {0},
  journal = {Electronic Notes in Theoretical Computer Science},
  volume = {82},
  number = {7},
  pages = {133-150},
}

@inproceedings{ZamperoniE99,
  title = {Formal Integration of Software Engineering Aspects Using Graph Rewrite Systems - A Typical Experience?!},
  author = {Andreas Zamperoni and Gregor Engels},
  year = {1999},
  url = {http://link.springer.de/link/service/series/0558/bibs/1779/17790359.htm},
  tags = {graph-rewriting, software engineering, rewriting},
  researchr = {https://researchr.org/publication/ZamperoniE99},
  cites = {0},
  citedby = {0},
  pages = {359-367},
  booktitle = {Applications of Graph Transformations with Industrial Relevance, International Workshop, AGTIVE 99, Kerkrade, The Netherlands, September 1-3, 1999, Proceedings},
  editor = {Manfred Nagl and Andy Schürr and Manfred Münch},
  volume = {1779},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-67658-9},
}

@inproceedings{ForsterE03,
  title = {Quality Ensuring Development of Software Processes},
  author = {Alexander Förster and Gregor Engels},
  year = {2003},
  url = {http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2786&spage=62},
  researchr = {https://researchr.org/publication/ForsterE03},
  cites = {0},
  citedby = {0},
  pages = {62-73},
  booktitle = {Software Process Technology, 9th International Workshop, EWSPT 2003, Helsinki, Finland, September 1-2, 2003, Proceedings},
  editor = {Flávio Oquendo},
  volume = {2786},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-40764-2},
}

@inproceedings{EngelsKHG01,
  title = {A methodology for specifying and analyzing consistency of object-oriented behavioral models},
  author = {Gregor Engels and Jochen Malte Küster and Reiko Heckel and Luuk Groenewegen},
  year = {2001},
  doi = {10.1145/503209.503235},
  url = {http://doi.acm.org/10.1145/503209.503235},
  tags = {object-role modeling, consistency},
  researchr = {https://researchr.org/publication/EngelsKHG01},
  cites = {0},
  citedby = {0},
  pages = {186-195},
  booktitle = {ESEC / SIGSOFT FSE},
}

@inproceedings{EngelsHLS05,
  title = {Teaching UML Is Teaching Software Engineering Is Teaching Abstraction},
  author = {Gregor Engels and Jan Hendrik Hausmann and Marc Lohmann and Stefan Sauer},
  year = {2005},
  doi = {10.1007/11663430_32},
  url = {http://dx.doi.org/10.1007/11663430_32},
  tags = {UML, software engineering, teaching, abstraction},
  researchr = {https://researchr.org/publication/EngelsHLS05},
  cites = {0},
  citedby = {0},
  pages = {306-319},
  booktitle = {Satellite Events at the MoDELS 2005 Conference, MoDELS 2005 International Workshops, Doctoral Symposium, Educators Symposium, Montego Bay, Jamaica, October 2-7, 2005, Revised Selected Papers},
  editor = {Jean-Michel Bruel},
  volume = {3844},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-31780-5},
}

@inproceedings{KusterGE09,
  title = {Dependent and Conflicting Change Operations of Process Models},
  author = {Jochen Malte Küster and Christian Gerth and Gregor Engels},
  year = {2009},
  doi = {10.1007/978-3-642-02674-4_12},
  url = {http://dx.doi.org/10.1007/978-3-642-02674-4_12},
  tags = {process modeling},
  researchr = {https://researchr.org/publication/KusterGE09},
  cites = {0},
  citedby = {0},
  pages = {158-173},
  booktitle = {Model Driven Architecture - Foundations and Applications, 5th European Conference, ECMDA-FA 2009, Enschede, The Netherlands, June 23-26, 2009. Proceedings},
  editor = {Richard F. Paige and Alan Hartman and Arend Rensink},
  volume = {5562},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {978-3-642-02673-7},
}

@inproceedings{EngelsKRSSW08,
  title = {From UML Activities to TAAL - Towards Behaviour-Preserving Model Transformations},
  author = {Gregor Engels and Anneke Kleppe and Arend Rensink and Maria Semenyak and Christian Soltenborn and Heike Wehrheim},
  year = {2008},
  doi = {10.1007/978-3-540-69100-6_7},
  url = {http://dx.doi.org/10.1007/978-3-540-69100-6_7},
  tags = {model-to-model transformation, meta-model, UML, source-to-source, model transformation, Meta-Environment, transformation},
  researchr = {https://researchr.org/publication/EngelsKRSSW08},
  cites = {0},
  citedby = {0},
  pages = {94-109},
  booktitle = {Model Driven Architecture - Foundations and Applications, 4th European Conference, ECMDA-FA 2008, Berlin, Germany, June 9-13, 2008. Proceedings},
  editor = {Ina Schieferdecker and Alan Hartman},
  volume = {5095},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {978-3-540-69095-5},
}

@inproceedings{Engels07:0,
  title = {Model-Driven Development for End-Users, too!?},
  author = {Gregor Engels},
  year = {2007},
  url = {http://drops.dagstuhl.de/opus/volltexte/2007/1085},
  tags = {meta-model, model-driven development, Meta-Environment},
  researchr = {https://researchr.org/publication/Engels07%3A0},
  cites = {0},
  citedby = {0},
  booktitle = {End-User Software Engineering, 18.02. - 23.02.2007},
  editor = {Margaret M. Burnett and Gregor Engels and Brad A. Myers and Gregg Rothermel},
  volume = {07081},
  series = {Dagstuhl Seminar Proceedings},
  publisher = {Internationales Begegnungs- und Forschungszentrum für Informatik (IBFI), Schloss Dagstuhl, Germany},
}

@inproceedings{EngelsG92,
  title = {Specification of Coordinated Behaviour in the Software Development Process},
  author = {Gregor Engels and Luuk Groenewegen},
  year = {1992},
  researchr = {https://researchr.org/publication/EngelsG92},
  cites = {0},
  citedby = {0},
  pages = {58-60},
  booktitle = {Software Process Technology, Second European Workshop, EWSPT  92, Trondheim, Norway, September 7-8, 1992, Proceedings},
  editor = {Jean-Claude Derniame},
  volume = {635},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-55928-0},
}

@inproceedings{ForsterES05,
  title = {Activity Diagram Patterns for Modeling Quality Constraints in Business Processes},
  author = {Alexander Förster and Gregor Engels and Tim Schattkowsky},
  year = {2005},
  doi = {10.1007/11557432_2},
  url = {http://dx.doi.org/10.1007/11557432_2},
  tags = {modeling, business process modeling, constraints, UML, process modeling},
  researchr = {https://researchr.org/publication/ForsterES05},
  cites = {0},
  citedby = {0},
  pages = {2-16},
  booktitle = {Model Driven Engineering Languages and Systems, 8th International Conference, MoDELS 2005, Montego Bay, Jamaica, October 2-7, 2005, Proceedings},
  editor = {Lionel C. Briand and Clay Williams},
  volume = {3713},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-29010-9},
}

@inproceedings{GuoEH05,
  title = {Architectural Style - Based Modeling and Simulation of Complex Software Systems},
  author = {Ping Guo and Gregor Engels and Reiko Heckel},
  year = {2005},
  doi = {10.1109/APSEC.2005.41},
  url = {http://doi.ieeecomputersociety.org/10.1109/APSEC.2005.41},
  tags = {rule-based, software architecture, modeling, architecture},
  researchr = {https://researchr.org/publication/GuoEH05},
  cites = {0},
  citedby = {0},
  pages = {367-374},
  booktitle = {12th Asia-Pacific Software Engineering Conference (APSEC 2005), 15-17 December 2005, Taipei, Taiwan},
  publisher = {IEEE Computer Society},
  isbn = {0-7695-2465-6},
}

@inproceedings{AssmannE08,
  title = {Transition to Service-Oriented Enterprise Architecture},
  author = {Martin Assmann and Gregor Engels},
  year = {2008},
  doi = {10.1007/978-3-540-88030-1_34},
  url = {http://dx.doi.org/10.1007/978-3-540-88030-1_34},
  tags = {architecture},
  researchr = {https://researchr.org/publication/AssmannE08},
  cites = {0},
  citedby = {0},
  pages = {346-349},
  booktitle = {Software Architecture, Second European Conference, ECSA 2008, Paphos, Cyprus, September 29 - October 1, 2008, Proceedings},
  editor = {Ronald Morrison and Dharini Balasubramaniam and Katrina E. Falkner},
  volume = {5292},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {978-3-540-88029-5},
}

@inproceedings{Engels90,
  title = {Elementary Actions on an Extended Entity-Relationship Database},
  author = {Gregor Engels},
  year = {1990},
  tags = {database},
  researchr = {https://researchr.org/publication/Engels90},
  cites = {0},
  citedby = {0},
  pages = {344-362},
  booktitle = {Graph-Grammars and Their Application to Computer Science, 4th International Workshop, Bremen, Germany, March 5-9, 1990, Proceedings},
  editor = {Hartmut Ehrig and Hans-Jörg Kreowski and Grzegorz Rozenberg},
  volume = {532},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-54478-X},
}

@article{EngelsGNS83,
  title = {Software specification using graph grammars},
  author = {Gregor Engels and Rupert Gall and Manfred Nagl and Wilhelm Schäfer},
  year = {1983},
  doi = {10.1007/BF02251236},
  url = {http://dx.doi.org/10.1007/BF02251236},
  tags = {graph-rewriting, rewriting, grammar},
  researchr = {https://researchr.org/publication/EngelsGNS83},
  cites = {0},
  citedby = {0},
  journal = {Computing},
  volume = {31},
  number = {4},
  pages = {317-346},
}

@inproceedings{EngelsHHJLRVW08,
  title = {A Method for Engineering a True Service-Oriented Architecture},
  author = {Gregor Engels and Andreas Hess and Bernhard Humm and Oliver Juwig and Marc Lohmann and Jan-Peter Richter and Markus Voß and Johannes Willkomm},
  year = {2008},
  tags = {architecture},
  researchr = {https://researchr.org/publication/EngelsHHJLRVW08},
  cites = {0},
  citedby = {0},
  pages = {272-281},
  booktitle = {ICEIS 2008 - Proceedings of the Tenth International Conference on Enterprise Information Systems, Volume ISAS-2, Barcelona, Spain, June 12-16, 2008},
  editor = {José Cordeiro and Joaquim Filipe},
  isbn = {978-989-8111-38-8},
}

@inproceedings{Engels95,
  title = {Distributed Modelling Session},
  author = {Gregor Engels},
  year = {1995},
  tags = {meta-model, Meta-Environment},
  researchr = {https://researchr.org/publication/Engels95},
  cites = {0},
  citedby = {0},
  pages = {162},
  booktitle = {Software Process Technology, 4th European Workshop, EWSPT  95, Noordwijkerhout, The Netherlands, April 3-5, 1995, Proceedings},
  editor = {Wilhelm Schäfer},
  volume = {913},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-59205-9},
}

@inproceedings{BurnettEMR07,
  title = {07081 Executive Summary - End-User Software Engineering},
  author = {Margaret M. Burnett and Gregor Engels and Brad A. Myers and Gregg Rothermel},
  year = {2007},
  url = {http://drops.dagstuhl.de/opus/volltexte/2007/1098},
  tags = {software engineering},
  researchr = {https://researchr.org/publication/BurnettEMR07},
  cites = {0},
  citedby = {0},
  booktitle = {End-User Software Engineering, 18.02. - 23.02.2007},
  editor = {Margaret M. Burnett and Gregor Engels and Brad A. Myers and Gregg Rothermel},
  volume = {07081},
  series = {Dagstuhl Seminar Proceedings},
  publisher = {Internationales Begegnungs- und Forschungszentrum für Informatik (IBFI), Schloss Dagstuhl, Germany},
}

@inproceedings{BusattoEMW98,
  title = {A Framework for Adding Packages to Graph Transformation Approaches},
  author = {Giorgio Busatto and Gregor Engels and Katharina Mehner and Annika Wagner},
  year = {1998},
  tags = {graph transformation, graph-rewriting, rewriting, systematic-approach, transformation},
  researchr = {https://researchr.org/publication/BusattoEMW98},
  cites = {0},
  citedby = {0},
  pages = {352-367},
  booktitle = {Theory and Application of Graph Transformations, 6th International Workshop, TAGT 98, Paderborn, Germany, November 16-20, 1998, Selected Papers},
  editor = {Hartmut Ehrig and Gregor Engels and Hans-Jörg Kreowski and Grzegorz Rozenberg},
  volume = {1764},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-67203-6},
}

@inproceedings{EngelsLSH06,
  title = {Model-Driven Monitoring: An Application of Graph Transformation for Design by Contract},
  author = {Gregor Engels and Marc Lohmann and Stefan Sauer and Reiko Heckel},
  year = {2006},
  doi = {10.1007/11841883_24},
  url = {http://dx.doi.org/10.1007/11841883_24},
  tags = {model-to-model transformation, graph transformation, contracts, meta-model, source-to-source, graph-rewriting, model transformation, Meta-Environment, rewriting, design, transformation},
  researchr = {https://researchr.org/publication/EngelsLSH06},
  cites = {0},
  citedby = {0},
  pages = {336-350},
  booktitle = {Graph Transformations, Third International Conference, ICGT 2006, Natal, Rio Grande do Norte, Brazil, September 17-23, 2006, Proceedings},
  editor = {Andrea Corradini and Hartmut Ehrig and Ugo Montanari and Leila Ribeiro and Grzegorz Rozenberg},
  volume = {4178},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-38870-2},
}

@inproceedings{EngelsV08:0,
  title = {Quasar Enterprise - Anwendungslandschaften serviceorientiert gestalten},
  author = {Gregor Engels and Markus Voß},
  year = {2008},
  researchr = {https://researchr.org/publication/EngelsV08%3A0},
  cites = {0},
  citedby = {0},
  pages = {24-27},
  booktitle = {Software Engineering 2008. Fachtagung des GI-Fachbereichs Softwaretechnik, 18.-22.2.2008 in München},
  editor = {Korbinian Herrmann and Bernd Brügge},
  volume = {121},
  series = {LNI},
  publisher = {GI},
  isbn = {978-3-88579-215-4},
}

@inproceedings{SauerE07:0,
  title = {Easy Model-Driven Development of Multimedia User Interfaces with GuiBuilder},
  author = {Stefan Sauer and Gregor Engels},
  year = {2007},
  doi = {10.1007/978-3-540-73279-2_60},
  url = {http://dx.doi.org/10.1007/978-3-540-73279-2_60},
  tags = {meta-model, model-driven development, Meta-Environment, multimedia},
  researchr = {https://researchr.org/publication/SauerE07%3A0},
  cites = {0},
  citedby = {0},
  pages = {537-546},
  booktitle = {Universal Access in Human Computer Interaction. Coping with Diversity, 4th International Conference on Universal Access in Human-Computer Interaction, UAHCI 2007, Held as Part of HCI International 2007, Beijing, China, July 22-27, 2007, Proceedings, Part },
  editor = {Constantine Stephanidis},
  volume = {4554},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {978-3-540-73278-5},
}

@inproceedings{NagelEGS82,
  title = {Software specification by graph grammars},
  author = {Manfred Nagl and Gregor Engels and Rupert Gall and Wilhelm Schäfer},
  year = {1982},
  tags = {graph-rewriting, rewriting, grammar},
  researchr = {https://researchr.org/publication/NagelEGS82},
  cites = {0},
  citedby = {0},
  pages = {267-287},
  booktitle = {Graph-Grammars and Their Application to Computer Science, 2nd International Workshop, Haus Ohrbeck [near Osnabrück], Germany, October 4-8, 1982},
  editor = {Hartmut Ehrig and Manfred Nagl and Grzegorz Rozenberg},
  volume = {153},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-12310-5},
}

@inproceedings{AlfertDELMS03,
  title = {MuSoft: Multimedia in der Softwaretechnik},
  author = {Klaus Alfert and Ernst-Erich Doberkat and Gregor Engels and Marc Lohmann and Johannes Magenheim and Andy Schürr},
  year = {2003},
  tags = {multimedia},
  researchr = {https://researchr.org/publication/AlfertDELMS03},
  cites = {0},
  citedby = {0},
  pages = {70-80},
  booktitle = {Software Engineering im Unterricht der Hochschulen, SEUH 8, Berlin 2003},
  editor = {Johannes Siedersleben and Debora Weber-Wulff},
  publisher = {dpunkt},
  isbn = {3-89864-201-1},
}

@inproceedings{EngelsHK01,
  title = {Rule-Based Specification of Behavioral Consistency Based on the UML Meta-model},
  author = {Gregor Engels and Reiko Heckel and Jochen Malte Küster},
  year = {2001},
  url = {http://link.springer.de/link/service/series/0558/bibs/2185/21850272.htm},
  tags = {rule-based, meta-model, UML, rules, consistency, Meta-Environment, meta-objects},
  researchr = {https://researchr.org/publication/EngelsHK01},
  cites = {0},
  citedby = {0},
  pages = {272-286},
  booktitle = {«UML» 2001 - The Unified Modeling Language, Modeling Languages, Concepts, and Tools, 4th International Conference, Toronto, Canada, October 1-5, 2001, Proceedings},
  editor = {Martin Gogolla and Cris Kobryn},
  volume = {2185},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-42667-1},
}

@article{HohensteinE92,
  title = {SQL/EER - syntax and semantics of an Entity-Relationship-based query language},
  author = {Uwe Hohenstein and Gregor Engels},
  year = {1992},
  tags = {semantics, rule-based, SQL, query language},
  researchr = {https://researchr.org/publication/HohensteinE92},
  cites = {0},
  citedby = {0},
  journal = {Inf. Syst.},
  volume = {17},
  number = {3},
  pages = {209-242},
}
@proceedings{tagt:1998,
  title = {Theory and Application of Graph Transformations, 6th International Workshop, TAGT 98, Paderborn, Germany, November 16-20, 1998, Selected Papers},
  year = {2000},
  tags = {graph transformation, graph-rewriting, rewriting, transformation},
  researchr = {https://researchr.org/publication/tagt%3A1998},
  cites = {0},
  citedby = {0},
  booktitle = {Theory and Application of Graph Transformations, 6th International Workshop, TAGT 98, Paderborn, Germany, November 16-20, 1998, Selected Papers},
  conference = {tagt},
  editor = {Hartmut Ehrig and Gregor Engels and Hans-Jörg Kreowski and Grzegorz Rozenberg},
  volume = {1764},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-67203-6},
}

@proceedings{tagt:1994,
  title = {Graph Gramars and Their Application to Computer Science, 5th International Workshop, Williamsburg, VA, USA, November 13-18, 1994, Selected Papers},
  year = {1996},
  tags = {graph-rewriting, e-science, rewriting},
  researchr = {https://researchr.org/publication/tagt%3A1994},
  cites = {0},
  citedby = {0},
  booktitle = {Graph Gramars and Their Application to Computer Science, 5th International Workshop, Williamsburg, VA, USA, November 13-18, 1994, Selected Papers},
  conference = {tagt},
  editor = {Janice E. Cuny and Hartmut Ehrig and Gregor Engels and Grzegorz Rozenberg},
  volume = {1073},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-61228-9},
}

@proceedings{gg:2004,
  title = {Graph Transformations, Second International Conference, ICGT 2004, Rome, Italy, September 28 - October 2, 2004, Proceedings},
  year = {2004},
  tags = {graph transformation, graph-rewriting, rewriting, transformation},
  researchr = {https://researchr.org/publication/gg%3A2004},
  cites = {0},
  citedby = {0},
  booktitle = {Graph Transformations, Second International Conference, ICGT 2004, Rome, Italy, September 28 - October 2, 2004, Proceedings},
  editor = {Hartmut Ehrig and Gregor Engels and Francesco Parisi-Presicce and Grzegorz Rozenberg},
  volume = {3256},
  series = {Lecture Notes in Computer Science},
  publisher = {Springer},
  isbn = {3-540-23207-9},
}

@proceedings{se:2009,
  title = {Software Engineering 2009: Fachtagung des GI-Fachbereichs Softwaretechnik 02.-06.03. 2009 in Kaiserslautern},
  year = {2009},
  tags = {software engineering},
  researchr = {https://researchr.org/publication/se%3A2009},
  cites = {0},
  citedby = {0},
  booktitle = {Software Engineering 2009: Fachtagung des GI-Fachbereichs Softwaretechnik 02.-06.03. 2009 in Kaiserslautern},
  editor = {Peter Liggesmeyer and Gregor Engels and Jürgen Münch and Jörg Dörr and Norman Riegel},
  volume = {143},
  series = {LNI},
  publisher = {GI},
  isbn = {978-3-88579-237-6},
}