Ferreira, I., 		de Resende, A., & 		Costa, H.
(2012).
 Analysis of the Impact of the Application of Design Patterns on the Maintainability of an Object Oriented System.
In <em>Anais do XI Simpósio Brasileiro de Qualidade de Software</em>, (pp. 341-348). Porto Alegre: SBC.
doi:10.5753/sbqs.2012.15327