@InProceedings{Hamie:1999:UML98, author = "Ali Hamie and Franco Civello and John Howse and Stuart Kent and Richard Mitchell", title = "Reflections on the {Object Constraint Language}", pages = "162--172", booktitle = "The Unified Modeling Language, UML'98 - Beyond the Notation. First International Workshop, Mulhouse, France, June 1998, Selected Papers", editor = "Jean B{\'e}zivin and Pierre-Alain Muller", publisher = "Springer", series = "LNCS", volume = "1618", year = "1999", }