@inproceedings{SPLC-2008-CarbonKMM,
	author        = "Ralf Carbon and Jens Knodel and Dirk Muthig and Gerald Meier",
	booktitle     = "{Proceedings of the 12th International Software Product Line Conference}",
	doi           = "10.1109/SPLC.2008.21",
	isbn          = "978-0-7695-3303-2",
	pages         = "180--189",
	publisher     = "{IEEE Computer Society}",
	title         = "{Providing Feedback from Application to Family Engineering — The Product Line Planning Game at the Testo AG}",
	year          = 2008,
}