@InProceedings{Schleicher:2001:HICSS, author = "Ansgar Schleicher and Bernhard Westfechtel", title = "Beyond Stereotyping: Metamodeling Approaches for the {UML}", booktitle = "Proc. 34th Annual Hawaii International Conference on System Sciences (HICSS-34)", editor = "Sprague, Jr., Ralph H.", publisher = "IEEE Computer Society", year = "2001", }