@TECHREPORT\{IMM2002-01873, author = "H. Baumeister and M. Cerioli and A. Haxthausen and T. Mossakowski and D. Sannella and A. Tarlecki and P. Mosses", title = "{CASL} - The Common Algebraic Specification Language - Semantics", year = "2002", month = "apr", number = "", series = "", institution = "", address = "", type = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/1873-full.html" }