@inproceedings{SEKE-2009-UllahRG,
	author        = "Muhammad Irfan Ullah and Günther Ruhe and Vahid Garousi",
	booktitle     = "{Proceedings of the 21st International Conference on Software Engineering and Knowledge Engineering}",
	isbn          = "1-891706-24-1",
	pages         = "141--146",
	publisher     = "{Knowledge Systems Institute Graduate School}",
	title         = "{Towards Design and Architectural Evaluation of Product Variants: A Case Study on an Open Source Software System}",
	year          = 2009,
}