@inproceedings{FASE-2013-Czarnecki,
	author        = "Krzysztof Czarnecki",
	booktitle     = "{Proceedings of the 16th International Conference on Fundamental Approaches to Software Engineering}",
	doi           = "10.1007/978-3-642-37057-1_1",
	isbn          = "978-3-642-37056-4",
	pages         = "1--5",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Variability in Software: State of the Art and Future Directions —}",
	volume        = 7793,
	year          = 2013,
}