Ana Sofia Marçal and Maria Elizabeth Furtado. 2010.
 Scrummi: An agile management process based on Scrum and adhering to CMMI. In <em>Proceedings of the 9th Brazilian Symposium on Software Quality</em>, June 07, 2010, Belém, Brasil. SBC, Porto Alegre, Brasil, 425-439. DOI: <a href="https://doi.org/10.5753/sbqs.2010.15451">https://doi.org/10.5753/sbqs.2010.15451</a>.