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906 Publications
1996 | Journal Article | LibreCat-ID: 7406
Andries M, Engels G. A Hybrid Query Language for the Extended Entity Relationship Model. Journal of Visual Languages and Computing. 1996;7(3):321-352. doi:http://dx.doi.org/10.1006/jvlc.1996.0017
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| DOI
1996 | Book Chapter | LibreCat-ID: 7514
Engels G, Nagl M, Schäfer W, Westfechtel B. Tight Integration on One Document: The Programming Environment. In: Building Tightly Integrated Software Development Environments: The IPSEN Approach. Vol 1170. LNCS. Berlin/Heidelberg: Springer; 1996:170-177.
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1995 | Conference Paper | LibreCat-ID: 7831
Heckel R, Müller J, Taentzer G, Wagner A. Attributed Graph Transformations with Controlled Application of Rules. In: Proceedings of the Colloquium on Graph Transformation and Its Application in Computer Science. Technical Report. Universitat de les Illes Balears; 1995.
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1995 | Conference Paper | LibreCat-ID: 7832
Thoben W, Appelrath H-J, Sauer S. Record Linkage of Anonymous Data by Control Numbers. In: Proceedings of the 18th Annual Conference of the Gesellschaft Für Klassifikation, Oldenburg (Germany). Studies in Classification, Data Analysis, and Knowledge Organization. Berlin/Heidelberg: Springer; 1995:412-419.
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1995 | Conference Paper | LibreCat-ID: 7833
Heckel R. Embedding of Conditional Graph Transformations. In: Proceedings of the Colloquium on Graph Transformation and Its Application in Computer Science. Technical Report. Universitat de les Illes Balears; 1995.
LibreCat
1995 | Report | LibreCat-ID: 8194
Conrad M, Gajewsky M, Holl-Biniasz R, et al. Graphische Spezifikation Ausgewählter Teile von AGG - Einem Algebraischen Graphgrammatiksystem.; 1995.
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1995 | Report | LibreCat-ID: 8195
Ebert J, Engels G. Specialization of Object Life Cycle Definitions. Koblenz: University of Koblenz-Landau; 1995.
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1995 | Report | LibreCat-ID: 8196
Engels G, Schürr A. Encapsulated Hierarchical Graphs, Graph Types, and Meta Types. Vakgroep Informatica, Rijksuniversiteit Leiden; 1995.
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1995 | Conference Paper | LibreCat-ID: 8266
Groenewegen L, Engels G. Coordination by Behavioural Views and Communication Patterns. In: Proceedings of the 4th European Workshop on Software Process Technology (EWSPT 1995), Noordwijkerhout (The Netherlands). Vol 913. LNCS. Berlin/Heidelberg: Springer; 1995:189-192. doi:http://dx.doi.org/10.1007/3-540-59205-9_56
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| DOI
1995 | Conference Paper | LibreCat-ID: 8267
Corradini A, Heckel R. A Compositional Approach to Structuring and Refinement of Typed Graph Grammars. In: Proceedings of the Joint COMPUGRAPH/SEMAGRAPH Workshop on Graph Rewriting and Computation (SEGRAGRA 1995), Volterra (Italy). Vol 2. Electronic Notes in Theoretical Computer Science . Elsevier; 1995:46-55.
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1995 | Conference Paper | LibreCat-ID: 8268
Bardohl B, Bardohl R, Castro P, et al. GRAPHIT: Graphical Support and Integration of Formal and Semiformal Methods for Software Specification and Development. In: Proceedings of the 3rd German-Brazilian Workshop on Information Technology (1995), Berlin (Germany). Vol 26. Bilateral Seminars of the International Bureau. Forschungszentrum Jülich GmbH; 1995.
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1995 | Conference Paper | LibreCat-ID: 8269
Engels G, Schürr A. Encapsulated Hierarchical Graphs, Graph Types, and Meta Types. In: Proceedings of the Joint COMPUGRAPH/SEMAGRAPH Workshop on Graph Rewriting and Computation (SEGRAGRA 1995), Volterra (Italy). Electronic Notes in Theoretical Computer Science. Amsterdam, The Netherlands: Elsevier; 1995:101-109. doi:http://dx.doi.org/10.1016/S1571-0661(05)80186-0
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| DOI
1995 | Conference Paper | LibreCat-ID: 8270
Heckel R, Wagner A. Ensuring Consistency of Conditional Graph Grammars - A constructive Approach. In: Proceedings of the Joint COMPUGRAPH/SEMAGRAPH Workshop on Graph Rewriting and Computation (SEGRAGRA 1995), Volterra (Italy). Vol 2. Electronic Notes in Theoretical Computer Science. Elsevier; 1995:118-126. doi:http://dx.doi.org/10.1016/S1571-0661(05)80188-4
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| DOI
1994 | Conference (Editor) | LibreCat-ID: 7797
Ehrich H-D, Engels G, Paredaens J, Wegner J, eds. Fundamentals of Object-Oriented Languages, Systems, and Methods. Vol 95. Schloss Dagstuhl, Leibniz Center for Informatics; 1994.
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1994 | Conference (Editor) | LibreCat-ID: 7798
Cuny J, Ehrig H, Engels G, Rozenberg G, eds. Graph Gramars and Their Application to Computer Science, 5th International Workshop (1994), Selected Papers. Vol 1073. Berlin/Heidelberg: Springer; 1994. doi:http://dx.doi.org/10.1007/3-540-61228-9
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| DOI
1994 | Conference Paper | LibreCat-ID: 7827
Thoben W, Appelrath H-J, Rettig J, Sauer S. Berücksichtigung von Datenschutzaspekten in einem bevölkerungsbezogenen Krebsregister. In: Proceedings of the Conference on Medizin Und Information, Biometrie Und Epidemiologie (GMDS 1994), Dresden (Germany). München: MMV Medizin Verlag; 1994:88-90.
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1994 | Conference Paper | LibreCat-ID: 7828
Ebert J, Engels G. Structural and Behavioural Views on OMT-Classes. In: Proceedings of the International Symposium on Object-Oriented Methodologies and Systems (ISOOMS 1994), Palermo (Italy). Vol 858. Berlin/Heidelberg: Springer; 1994:142-157.
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1994 | Conference Paper | LibreCat-ID: 7829
Engels G, Kappel G. Object-Oriented System Development: Will the New Approach Solve Old Problems? In: Proceedings of the IFIP 13th World Computer Congress on Information Processing, Hamburg (Germany). Vol 3. Elsevier; 1994:434-441.
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1994 | Conference Paper | LibreCat-ID: 7830
Engels G, Ehrig H. Towards a Module Concept for Graph Transformation Systems: The Software Engineering Perspective. In: Proceedings Colloquium on Graph Transformation and Its Application in Computer Science. Vol B-19. Technical Report . Universitat de les Illes Balears, Departament de Ci; 1994.
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1994 | Report | LibreCat-ID: 8193
Ebert J, Engels G. Observable or Invocable Behaviour - You Have to Choose. Vakgroep Informatica, Rijksuniversiteit Leiden; 1994.
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1994 | Conference Paper | LibreCat-ID: 8263
Andries M, Engels G. Syntax and Semantics of Hybrid Database Languages. In: Proceedings of the International Workshop on Graph Transformations in Computer Science (1993), Dagstuhl (Germany). Vol 776. LNCS. Berlin/Heidelberg: Springer; 1994:19-36. doi:http://dx.doi.org/10.1007/3-540-57787-4_2
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| DOI
1994 | Conference Paper | LibreCat-ID: 8264
Engels G, Groenewegen L. Specification of coordinated behaviour by SOCCA. In: Proceedings of the Third European Workshop on Software Process Technology (EWSPT 1994), Villard de Lans (France). LNCS. Berlin/Heidelberg: Springer; 1994:128-151. doi:http://dx.doi.org/10.1007/3-540-57739-4_19
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| DOI
1994 | Conference Paper | LibreCat-ID: 8265
Engels G, Löhr P. Visual Specification of Complex Database Actions. In: Proceedings of the 2nd International East/West Database Workshop, Klagenfurt (Germany). Berlin/Heidelberg: Springer; 1994:303-314.
LibreCat
1994 | Journal Article | LibreCat-ID: 7407
Löhr-Richter P, Engels G. Visuelles Spezifizieren von komplexen Aktionen auf Datenbankstrukturen. GI-Datenbank Rundbrief. 1994;13:33-35.
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1994 | Book Chapter | LibreCat-ID: 7512
Ebert J, Engels G. Design Representation. In: Encyclopedia of Software Engineering. John Wiley & Sons, Inc.; 1994:382-394.
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1994 | Book Chapter | LibreCat-ID: 7513
Engels G, Groenewegen L. SOCCA: Specifications of Coordinated and Cooperative Activities. In: Software Process Modelling and Technology. Taunton: Research Studies Press; 1994:71-102.
LibreCat
1993 | Conference Paper | LibreCat-ID: 7826
Engels G, Verrijn-Stuart AA. Integrationsaspekte bei verteilter Software-Entwicklung. In: Fortschritt-Berichte VDI. Reihe 10: Informatik/Kommunikationstechnik. VDI Verlag; 1993:45-53.
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1993 | Report | LibreCat-ID: 8190
Andries M, Engels G. A Hybrid Query Language for the Extended Entity Relationship Model. Vakgroep Informatica, Rijksuniversiteit Leiden; 1993.
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1993 | Report | LibreCat-ID: 8191
Ehrig H, Engels G. Towards a Module Concept for Graph Transformation Systems. Vakgroep Informatica, Rijksuniversiteit Leiden; 1993.
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1993 | Report | LibreCat-ID: 8192
Engels G, Rozenberg G. Abstracts COMPUGRAPH II Workshop. Vakgroep Informatica, Rijksuniversiteit Leiden; 1993.
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1993 | Conference Paper | LibreCat-ID: 8262
Engels G, Groenewegen L. Modular, Visual Specifications of Software Processes. In: Proceedings of the Workshop on Software Process (ISPW 1993), Wadern (Germany). Washington, DC, USA: IEEE Computer Society; 1993:66-68.
LibreCat
1992 | Conference Paper | LibreCat-ID: 7825
Koopman P, Groenewegen L, Engels G. Functional Description of Parallel Processes. In: Proceedings of the Conference SION Computing Science in the Netherlands (CSN ’92), The Netherlands. ; 1992:156-167.
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1992 | Report | LibreCat-ID: 8189
Engels G. Visual Specifications of Conceptual Database Schemata (Abstract). Leiden University; 1992.
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1992 | Conference Paper | LibreCat-ID: 8260
Engels G, Löhr-Richter P. CADDY: A Highly Integrated Environment to Support Conceptual Database Design. In: Proceedings of the Fifth International Workshop on Computer-Aided Software Engineering (CASE 1992), Montreal (Canada). Washington, DC, USA: IEEE Computer Society; 1992:19-22.
LibreCat
1992 | Conference Paper | LibreCat-ID: 8261
Engels G, Groenewegen L. Specification of Coordinated Behaviour in the Software Development Process. In: Proceedings of the Second European Workshop on Software Process Technology (EWSPT 92), Trondheim, Norway. Vol 635. LNCS. Berlin/Heidelberg: Springer; 1992:58-60. doi:http://dx.doi.org/10.1007/BFb0017495
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| DOI
1992 | Journal Article | LibreCat-ID: 7408
Hohenstein U, Engels G. SQL/EER - Syntax and Semantics of an Entity-Relationship-Based Query Language. Information Systems. 1992;17(3):209-242. doi:http://dx.doi.org/10.1016/0306-4379(92)90014-E
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| DOI
1992 | Journal Article | LibreCat-ID: 7409
Engels G, Lewerentz C, Nagl M, Schäfer W, Schürr A. Building Integrated Software Development Environments, Part I: Tool Specification. ACM Transactions on Software Engineering and Methodology (TOSEM). 1992;1(2):135-167.
LibreCat
1992 | Journal Article | LibreCat-ID: 7410
Engels G, Gogolla M, Hohenstein U, et al. Conceptual Modelling of Database Applications Using an Extended ER Model. Data & Knowledge Engineering. 1992;9(2):157-204. doi:http://dx.doi.org/10.1016/0169-023X(92)90008-Y
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| DOI
1991 | Report | LibreCat-ID: 8188
Löhr-Richter P, Engels G. Incremental Design of Conceptual Database Schemata with CADDY. Leiden University, P.O. Box 9500, 2300 RA Leiden, The Netherlands: Leiden University; 1991.
LibreCat
1990 | Conference Paper | LibreCat-ID: 7824
Hohenstein U, Engels G. Formal Semantics of an Entity-Relationship Query Language. In: Proceedings of the 9th International Conference on Entity-Relationship Approach (ER 90), Lausanne, Switzerland. ER Institute; 1990:177-188.
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1990 | Conference Paper | LibreCat-ID: 8259
Engels G. Elementary Actions on an Extended Entity-Relationship Database. In: Proceedings of the Workshop on Graph Grammars and Their Application to Computer Science (1990), Bremen (Germany). Vol 532. Berlin/Heidelberg: Springer; 1990:344-362. doi:http://dx.doi.org/10.1007/BFb0017372
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| DOI
1989 | Conference Paper | LibreCat-ID: 7821
Ebert J, Engels G. Konzepte einer Software-Architektur-Beschreibungssprache. In: Software-Entwicklung: Konzepte, Erfahrungen, Perspektiven, Fachtagung, 1989, Marburg (Germany). Vol 212. Informatik-Fachberichte. Berlin/Heidelberg: Springer; 1989:238-250.
LibreCat
1989 | Conference Paper | LibreCat-ID: 7822
Engels G. CADDY-O: Syntaxgestütztes, graphisches Entwerfen konzeptioneller Datenbankschemata. In: Tagungsband GI-Fachtagung “Interaktive Schnittstellen Für Informationssysteme”, TU Clausthal, Notizen Zu Interaktive Systeme. Vol 18. ; 1989:1-16.
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1989 | Conference Paper | LibreCat-ID: 7823
Engels G, Hohenstein U, Hülsmann K, Löhr-Richter P, Ehrich H-D. CADDY: Computer-Aided Design of Non-Standard Databases. In: Proceedings of the International Conference on System Development Environments & Factories, Berlin, Germany. Berlin: Pitman Publishing; 1989.
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1989 | Report | LibreCat-ID: 8187
Engels G. Benutzerschnittstelle Und Architektur Der Integrierten Datenbankentwurfsumgebung CADDY (Kurzfassung). TU Braunschweig; 1989.
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1989 | Book | LibreCat-ID: 7511
Engels G, Schäfer W. Programmentwicklungsumgebungen: Konzepte Und Realisierung. Stuttgart: Teubner; 1989.
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1988 | Conference Paper | LibreCat-ID: 7818
Engels G, Janning T, Schäfer W. A Highly Integrated Tool Set for Program Development Support. In: Proceedings of the Conference on ACM SIGSMALL/PC Symposium on ACTES (SIGSMALL 1988), Cannes (France). New York, NY, USA: ACM Press; 1988:1-10. doi:http://dx.doi.org/10.1145/62453.62454
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| DOI
1988 | Conference Paper | LibreCat-ID: 7819
Engels G, Hohenstein U, Neugebauer L, Saake G, Ehrich H-D. Konzeption einer integrierten Datenbank-Entwurfsumgebung. In: Proceedings of DBTA/SI Data Dictionaries Und Entwicklungswerkzeuge Für Datenbank-Anwendungen, Zürich, Switzerland. Verlag der Fachvereine an den Schweiz. Hochschulen und Techniken; 1988:151-157.
LibreCat
1988 | Conference Paper | LibreCat-ID: 7820
Engels G, Hohenstein U, Saake G, Ehrich H-D. Auf dem Weg zu einer integrierten Datenbank-Entwurfsumgebung. In: Engels G, Hohenstein U, Saake G, Ehrich H-D, eds. Proceedings of the GI-Workshop on “Sprachspezifische Programmierumgebungen.” Darmstadt (Germany): G. Snelting; 1988:38-51.
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1988 | Report | LibreCat-ID: 8186
Ebert J, Engels G. Ein Konzept Zur Beschreibung von Software-Architekturen. EWH Koblenz; 1988.
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