Isolda Pereira, Jucelio dos Santos, and Pablo Suárez. 2019.
 Analysis of a gamified application for learning Discrete Mathematics. In <em>Proceedings of the 30th Brazilian Symposium on Computers in Education</em>, November 11, 2019, Brasília/DF, Brasil. SBC, Porto Alegre, Brasil, 636-643. DOI: <a href="https://doi.org/10.5753/cbie.sbie.2019.636">https://doi.org/10.5753/cbie.sbie.2019.636</a>.