@conference { AntonioAraujoSilvaRIGIM2009,
	title = {Adapting the Framework i* for Software Product Lines},
	booktitle = {Workshop on Requirements, Intentions and Goals in Conceptual Modeling (RIGIM 2009)},
	year = {2009},
	note = {<p>n/a</p>
},
	month = {11},
	publisher = {Springer-Verlag},
	organization = {Springer-Verlag},
	abstract = {<p>n/a</p>
},
	author = {S. Antonio, and J. Ara{\'u}jo and C. Silva}
}
