@inproceedings{GPCE-2008-ApelKL,
	author        = "Sven Apel and Christian Kästner and Christian Lengauer",
	booktitle     = "{Proceedings of the Seventh International Conference on Generative Programming and Component Engineering}",
	doi           = "10.1145/1449913.1449931",
	isbn          = "978-1-60558-267-2",
	pages         = "101--112",
	publisher     = "{ACM}",
	title         = "{Feature featherweight java: a calculus for feature-oriented programming and stepwise refinement}",
	year          = 2008,
}