@inproceedings{REFSQ-2007-SawyerPH,
	author        = "Peter Sawyer and Barbara Paech and Patrick Heymans",
	booktitle     = "{Proceedings of the 13th International Working Conference on Requirements Engineering: Foundation for Software Quality}",
	doi           = "10.1007/978-3-540-73031-6_1",
	isbn          = "978-3-540-73030-9",
	pages         = "1--17",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{REFSQ 2007 International Working Conference on Requirements Engineering: Foundation for Software Quality}",
	volume        = 4542,
	year          = 2007,
}