CHEN, P. .; KUO, R. .; CHANG, M. .; HEH, J.-S. The effectiveness of using in-game cards as reward. Research and Practice in Technology Enhanced Learning, [S. l.], v. 12, 2017. Disponível em: https://rptel.apsce.net/index.php/RPTEL/article/view/2017-12015. Acesso em: 17 may. 2024.