@inproceedings{SLE-2011-Czarnecki,
	author        = "Krzysztof Czarnecki",
	booktitle     = "{Revised Selected Papers of the Fourth International Conference on Software Language Engineering}",
	doi           = "10.1007/978-3-642-28830-2_12",
	editor        = "Anthony M. Sloane and Uwe Aßmann",
	isbn          = "978-3-642-28829-6",
	pages         = "222",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Designing Variability Modeling Languages}",
	volume        = 6940,
	year          = 2011,
}