PEREIRA, Raphael Pereira De; 						ALMEIDA, Eduardo Santana De.
 Requirements Evolution in Software Product Lines: An Empirical Study. <em>In</em>: BRAZILIAN SYMPOSIUM ON SOFTWARE COMPONENTS, ARCHITECTURES, AND REUSE (SBCARS), 9.	, 2015, Belo Horizonte/MG.
	 
	<strong>Anais</strong> [...].
 Porto Alegre: Sociedade Brasileira de Computação, 
	2015
.
 p. 1-10.