@inproceedings{SEI-1989-Vliet,
	author        = "Hans van Vliet",
	booktitle     = "{Proceedings of the Third Software Engineering Education Conference}",
	doi           = "10.1007/BFb0042351",
	isbn          = "3-540-97090-8",
	pages         = "80--89",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Teaching Software Maintenance}",
	volume        = 376,
	year          = 1989,
}