F. Silva, A. Toda, and S. Isotani.
" Towards a link between Instructional Approaches and Gamification - A Case Study in a Programming Course", in <em>Anais do XXIV Workshop de Informática na Escola</em>, Fortaleza, CE, 2018, pp. 157-165, doi: <a href="https://doi.org/10.5753/cbie.wie.2018.157">https://doi.org/10.5753/cbie.wie.2018.157</a>.