Kurt-Ulrich Witt. A Formal Model for the Behaviour of Object Bases. In Relational Databases and their Extensions. pages 77-90, 1988.
@inproceedings{Witt88, title = {A Formal Model for the Behaviour of Object Bases}, author = {Kurt-Ulrich Witt}, year = {1988}, tags = {meta-model, object-role modeling, Meta-Environment, meta-objects}, researchr = {https://researchr.org/publication/Witt88}, cites = {0}, citedby = {0}, pages = {77-90}, booktitle = {Relational Databases and their Extensions}, }