@inproceedings{GPCE-2006-ApelB,
	author        = "Sven Apel and Don S. Batory",
	booktitle     = "{Proceedings of the Fifth International Conference on Generative Programming and Component Engineering}",
	doi           = "10.1145/1173706.1173716",
	isbn          = "1-59593-237-2",
	pages         = "59--68",
	publisher     = "{ACM}",
	title         = "{When to use features and aspects?: a case study}",
	year          = 2006,
}