@misc {perrouin2012pairwise,
	title = {Pairwise testing for software product lines: comparison of two approaches},
	year = {2012},
	pages = {605{\textendash}643},
	publisher = {Springer US},
	author = {Perrouin, Gilles and Oster, Sebastian and Sen, Sagar and Klein, Jacques and Le Traon, Yves}
}
