@inproceedings{UML-1997-SeemannG,
	author        = "Jochen Seemann and Jürgen Wolff von Gudenberg",
	booktitle     = "{The Unified Modeling Language — Technical Aspects and Applications}",
	isbn          = "3-7908-1105-X",
	pages         = "160--169",
	publisher     = "{Physica-Verlag}",
	title         = "{UMLscript: A Programming Language for Object-Oriented Design}",
	year          = 1997,
}