@conference {berger2014industry,
	title = {Three Cases of Feature-Based Variability Modeling in Industry},
	booktitle = {ACM/IEEE 17th International Conference on Model Driven Engineering Languages and Systems (MODELS)},
	year = {2014},
	attachments = {http://gsd.uwaterloo.ca/sites/default/files/2014-models-vmstudy.pdf , http://gsd.uwaterloo.ca/sites/default/files/2014-models-vmstudy_slides.pdf},
	author = {Thorsten Berger and Nair, Divya and Rublack, Ralf and Atlee, Joanne M. and Krzysztof Czarnecki and W{\k a}sowski, Andrzej}
}