J. de Oliveira and K. Aquino.
" FlexQuest as Promoter of Meaningful Learning in Teaching Environmental Sciences in Basic Education", in <em>Proceedings of the 4th Congress on Technologies in Education</em>, Recife, 2019, pp. 319-328, doi: <a href="https://doi.org/10.5753/ctrle.2019.8903">https://doi.org/10.5753/ctrle.2019.8903</a>.