Salatiel Silva <em>et al. </em>2019.
 An informal learning environment with content recommendations for chronic disease patients. In <em>Proceedings of the 30th Brazilian Symposium on Computers in Education</em>, November 11, 2019, Brasília/DF, Brasil. SBC, Porto Alegre, Brasil, 1481-1490. DOI: <a href="https://doi.org/10.5753/cbie.sbie.2019.1481">https://doi.org/10.5753/cbie.sbie.2019.1481</a>.