Gustaf Neumann. Reasoning About ER Models in a Deductive Environment. Data \& Knowledge Engineering, 19(3):241-266, 1996. [doi]
@article{Neumann96, title = {Reasoning About ER Models in a Deductive Environment}, author = {Gustaf Neumann}, year = {1996}, doi = {10.1016/0169-023X(95)00047-V}, url = {http://dx.doi.org/10.1016/0169-023X(95)00047-V}, tags = {meta-model, Meta-Environment, meta-objects}, researchr = {https://researchr.org/publication/Neumann96}, cites = {0}, citedby = {0}, journal = {Data \& Knowledge Engineering}, volume = {19}, number = {3}, pages = {241-266}, }