JURIC, P.; BRKIC BAKARIC, M.; MATETIC, M. Motivational Elements in Computer Games for Learning Mathematics. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 16, n. 10, p. pp. 275–287, 2021. DOI: 10.3991/ijet.v16i10.20417. Disponível em: https://online-journals.org/index.php/i-jet/article/view/20417. Acesso em: 20 jan. 2022.