Souza, I., 		Machado, I., 		Seaman, C., 		Gomes, G., 		Chavez, C., 		de Almeida, E., & 		Masiero, P.
(2019).
 Investigating Variability-aware Smells in SPLs: An Exploratory Study.
In <em>Proceedings of the 33th Brazilian Symposium on Software Engineering</em>. Porto Alegre: SBC.