Renata Campelo, Fábio Silva, and Hermano de Moura. 2003.
 The Use of Extreme Programming in a Level 2 CMM Organization. In <em>Proceedings of the 2nd Brazilian Symposium on Software Quality</em>, September 02, 2003, Fortaleza, Brasil. SBC, Porto Alegre, Brasil, 217-224. DOI: <a href="https://doi.org/10.5753/sbqs.2003.15703">https://doi.org/10.5753/sbqs.2003.15703</a>.