Ferreira, Analia, 		Cerqueira, Roberta, 		Santos, Gleison, 		Montoni, Mariano, 		Barreto, Ahilton, 		Barreto, Andrea, AND 		Rocha, Ana Regina.
" Return on Investment for Software Process Improvement at BL Informática" <em>Proceedings of the Brazilian Software Quality Symposium (SBQS)</em> [Online], (1 June 2007)