Cristina Sernadas, José Luiz Fiadeiro. Towards object-oriented conceptual modeling. Data \& Knowledge Engineering, 6:479-508, 1991.
@article{SernadasF91, title = {Towards object-oriented conceptual modeling}, author = {Cristina Sernadas and José Luiz Fiadeiro}, year = {1991}, tags = {meta-model, modeling, object-role modeling, Meta-Environment, meta-objects}, researchr = {https://researchr.org/publication/SernadasF91}, cites = {0}, citedby = {0}, journal = {Data \& Knowledge Engineering}, volume = {6}, pages = {479-508}, }