Factors that influence student dropout and failing grades in a university mathematics course. Uniciencia, [S. l.], v. 34, n. 1, p. 219–245, 2020. DOI: 10.15359/ru.34-1.13. Disponível em: https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/12777.. Acesso em: 29 apr. 2024.