@inproceedings{ESEC-1991-Lang,
	author        = "Bernard Lang",
	booktitle     = "{Proceedings of the Third European Software Engineering Conference}",
	editor        = "Axel van Lamsweerde and Alfonso Fugetta",
	isbn          = "3-540-54742-8",
	pages         = "512--515",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{CASE Support for the Software Process: Advances and Problems}",
	volume        = 550,
	year          = 1991,
}