@conference { MauricioAlferezSEKE{\textquoteright}08,
	title = {A Model-Driven Approach for Software Product Lines Requirements Engineering},
	booktitle = {Proceedings of the 20th International Conference on Software Engineering and Knowledge Engineering},
	year = {2008},
	note = {<p>n/a</p>
},
	month = {07},
	publisher = {Knowledge Systems Institute Graduate School},
	organization = {Knowledge Systems Institute Graduate School},
	abstract = {<p>n/a</p>
},
	author = {M. Alferez, and U. Kulesza, and A. Sousa and Santos, J. and A. Moreira and J. Ara{\'u}jo, and Amaral, Vasco}
}
