@inproceedings{TOOLS-PACIFIC-1992-Duke,
	author        = "Roger Duke",
	booktitle     = "{Proceedings of the Sixth International Conference on Technology of Object-Oriented Languages and Systems}",
	isbn          = "0-13-926940-1",
	pages         = "236",
	publisher     = "{Prentice Hall}",
	title         = "{Case Studies in Object-Oriented Formal Specification}",
	year          = 1992,
}