Gregor Engels. Elementary Actions on an Extended Entity-Relationship Database. In Hartmut Ehrig, Hans-Jörg Kreowski, Grzegorz Rozenberg, editors, Graph-Grammars and Their Application to Computer Science, 4th International Workshop, Bremen, Germany, March 5-9, 1990, Proceedings. Volume 532 of Lecture Notes in Computer Science, pages 344-362, Springer, 1990.
@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}, }