Understanding the Role of Achievements in Game-Based Learning. International Journal of Serious Games, [S. l.], v. 3, n. 4, 2016. DOI: 10.17083/ijsg.v3i4.114. Disponível em: https://journal.seriousgamessociety.org/index.php/IJSG/article/view/114.. Acesso em: 17 jul. 2024.