@inproceedings{TOOLS-EUROPE-1992-DurrK,
	author        = "Eugène Dürr and Jan van Katwijk",
	booktitle     = "{Proceedings of the Seventh International Conference on Technology of Object-Oriented Languages and Systems}",
	isbn          = "0-13-917436-2",
	pages         = "63--77",
	publisher     = "{Prentice Hall}",
	title         = "{VDM++, A Formal Specification Language for OO Designs}",
	year          = 1992,
}