Wolfart, Daniele, Wesley  Klewerton Guez  Assunção, and Jabier  Martinez.
" Open Source Software on the Research of Extractive Adoption of Software Product Lines." <em>Proceedings of the 16th Latin American Congress on Free Software and Open Technologies,
Foz do Iguaçu, 2019</em>. SBC, 2019,  
pp.142-145.