Product Line Variability Refactoring Tool. - Fernando Calheiros; Vilmar Nepomuceno; Paulo Borba; Sérgio Soares; Vander Alves (WRT, 2007)

Supporting software product lines development: FLiP - product line derivation tool. - Sérgio Soares; Fernando Calheiros; Vilmar Nepomuceno; Andrea Menezes; Paulo Borba; Vander Alves (OOPSLA Companion, 2008)

FLiP: Managing Software Product Line Extraction and Reaction with Aspects. - Vander Alves; Fernando Calheiros; Vilmar Nepomuceno; Andrea Menezes; Sérgio Soares; Paulo Borba (SPLC, 2008)