F. Minholi, R. Rocha, and C. Rodriguez.
" The universe of functions: a serious game for setting concepts on functions and their graphs", in <em>Companion Proceedings of the 21st Brazilian Symposium on Games and Digital Entertainment</em>, Natal/RN, 2022, pp. 1465-1468, doi: <a href="https://doi.org/10.5753/sbgames_estendido.2022.227212">https://doi.org/10.5753/sbgames_estendido.2022.227212</a>.