@inproceedings{TAV-1989-RichardsonOT,
	author        = "Debra J. Richardson and T. Owen O'Malley and C. Tittle",
	booktitle     = "{Proceedings of the Third Symposium on Testing, Analysis, and Verification}",
	doi           = "10.1145/75308.75319",
	pages         = "86--96",
	publisher     = "{ACM}",
	title         = "{Approaches to Specification-Based Testing}",
	year          = 1989,
}