@inproceedings{RE-2006-SchobbensHT,
	author        = "Pierre-Yves Schobbens and Patrick Heymans and Jean-Christophe Trigaux",
	booktitle     = "{Proceedings of the 14th International Requirements Engineering Conference}",
	doi           = "10.1109/RE.2006.23",
	isbn          = "0-7695-2555-5",
	pages         = "136--145",
	publisher     = "{IEEE Computer Society}",
	title         = "{Feature Diagrams: A Survey and a Formal Semantics}",
	year          = 2006,
}