V. Lopes, S. Isotani, and D. Matos.
" Developing a Toolkit for evaluation of gamification in educational environments", in <em>Companion Proceedings of the 12th Brazilian Congress on Computers in Education</em>, Passo Fundo/RS, 2023, pp. 247-252, doi: <a href="https://doi.org/10.5753/cbie_estendido.2023.234960">https://doi.org/10.5753/cbie_estendido.2023.234960</a>.