M. Pino, M. Dias, S. Matos, H. Borges, and R. Lopes. " Melody: A Serious Game for Teaching Music Theory to People with Intellectual Disabilities", in Companion Proceedings of the 20th Brazilian Symposium on Games and Digital Entertainment, Online, 2021, pp. 529-538, doi: https://doi.org/10.5753/sbgames_estendido.2021.19686.