@inproceedings{ICSE-1979-KramerC,
	acmid         = "802938",
	author        = "Jeff Kramer and Jim Cunningham",
	booktitle     = "{Proceedings of the Fourth International Conference on Software Engineering}",
	editor        = "Friedrich L. Bauer and Leon G. Stucki and Meir M. Lehman",
	pages         = "183--193",
	publisher     = "{IEEE Computer Society}",
	title         = "{Invariants for Specifications}",
	year          = 1979,
}