Observable or Invocable Behaviour - You Have to Choose
J. Ebert, G. Engels, Observable or Invocable Behaviour - You Have to Choose, Vakgroep Informatica, Rijksuniversiteit Leiden, 1994.
LibreCat: /record/8193

Syntax and Semantics of Hybrid Database Languages
M. Andries, G. Engels, in: Proceedings of the International Workshop on Graph Transformations in Computer Science (1993), Dagstuhl (Germany), Springer, Berlin/Heidelberg, 1994, pp. 19–36.
LibreCat: /record/8263
DOI: http://dx.doi.org/10.1007/3-540-57787-4_2

Specification of coordinated behaviour by SOCCA
G. Engels, L. Groenewegen, in: Proceedings of the Third European Workshop on Software Process Technology (EWSPT 1994), Villard de Lans (France), Springer, Berlin/Heidelberg, 1994, pp. 128–151.
LibreCat: /record/8264
DOI: http://dx.doi.org/10.1007/3-540-57739-4_19

Visual Specification of Complex Database Actions
G. Engels, P. Löhr, in: Proceedings of the 2nd International East/West Database Workshop, Klagenfurt (Germany), Springer, Berlin/Heidelberg, 1994, pp. 303–314.
LibreCat: /record/8265

Visuelles Spezifizieren von komplexen Aktionen auf Datenbankstrukturen
P. Löhr-Richter, G. Engels, GI-Datenbank Rundbrief 13 (1994) 33–35.
LibreCat: /record/7407

Design Representation
J. Ebert, G. Engels, in: Encyclopedia of Software Engineering, John Wiley &; Sons, Inc., 1994, pp. 382–394.
LibreCat: /record/7512

SOCCA: Specifications of Coordinated and Cooperative Activities
G. Engels, L. Groenewegen, in: Software Process Modelling and Technology, Research Studies Press, Taunton, 1994, pp. 71–102.
LibreCat: /record/7513

Integrationsaspekte bei verteilter Software-Entwicklung
G. Engels, A.A. Verrijn-Stuart, in: Fortschritt-Berichte VDI, VDI Verlag, 1993, pp. 45–53.
LibreCat: /record/7826

A Hybrid Query Language for the Extended Entity Relationship Model
M. Andries, G. Engels, A Hybrid Query Language for the Extended Entity Relationship Model, Vakgroep Informatica, Rijksuniversiteit Leiden, 1993.
LibreCat: /record/8190

Towards a Module Concept for Graph Transformation Systems
H. Ehrig, G. Engels, Towards a Module Concept for Graph Transformation Systems, Vakgroep Informatica, Rijksuniversiteit Leiden, 1993.
LibreCat: /record/8191

Abstracts COMPUGRAPH II Workshop
G. Engels, G. Rozenberg, Abstracts COMPUGRAPH II Workshop, Vakgroep Informatica, Rijksuniversiteit Leiden, 1993.
LibreCat: /record/8192

Modular, Visual Specifications of Software Processes
G. Engels, L. Groenewegen, in: Proceedings of the Workshop on Software Process (ISPW 1993), Wadern (Germany), IEEE Computer Society, Washington, DC, USA, 1993, pp. 66–68.
LibreCat: /record/8262

Functional Description of Parallel Processes
P. Koopman, L. Groenewegen, G. Engels, in: Proceedings of the Conference SION Computing Science in the Netherlands (CSN ’92), The Netherlands, 1992, pp. 156–167.
LibreCat: /record/7825

Visual Specifications of Conceptual Database Schemata (Abstract)
G. Engels, Visual Specifications of Conceptual Database Schemata (Abstract), Leiden University, 1992.
LibreCat: /record/8189

CADDY: A Highly Integrated Environment to Support Conceptual Database Design
G. Engels, P. Löhr-Richter, in: Proceedings of the Fifth International Workshop on Computer-Aided Software Engineering (CASE 1992), Montreal (Canada), IEEE Computer Society, Washington, DC, USA, 1992, pp. 19–22.
LibreCat: /record/8260

Specification of Coordinated Behaviour in the Software Development Process
G. Engels, L. Groenewegen, in: Proceedings of the Second European Workshop on Software Process Technology (EWSPT 92), Trondheim, Norway, Springer, Berlin/Heidelberg, 1992, pp. 58–60.
LibreCat: /record/8261
DOI: http://dx.doi.org/10.1007/BFb0017495

SQL/EER - Syntax and Semantics of an Entity-Relationship-Based Query Language
U. Hohenstein, G. Engels, Information Systems 17 (1992) 209–242.
LibreCat: /record/7408
DOI: http://dx.doi.org/10.1016/0306-4379(92)90014-E

Building Integrated Software Development Environments, Part I: Tool Specification
G. Engels, C. Lewerentz, M. Nagl, W. Schäfer, A. Schürr, ACM Transactions on Software Engineering and Methodology (TOSEM) 1 (1992) 135–167.
LibreCat: /record/7409

Conceptual Modelling of Database Applications Using an Extended ER Model
G. Engels, M. Gogolla, U. Hohenstein, K. Hülsmann, P. Löhr-Richter, G. Saake, H.-D. Ehrich, Data &; Knowledge Engineering 9 (1992) 157–204.
LibreCat: /record/7410
DOI: http://dx.doi.org/10.1016/0169-023X(92)90008-Y

Incremental Design of Conceptual Database Schemata with CADDY
P. Löhr-Richter, G. Engels, Incremental Design of Conceptual Database Schemata with CADDY, Leiden University, Leiden University, P.O. Box 9500, 2300 RA Leiden, The Netherlands, 1991.
LibreCat: /record/8188