Impacts of attitudes, social development, mother’s educational level and self-efficacy on academic achievement in mathematics. Uniciencia, [S. l.], v. 34, n. 1, p. 74–87, 2020. DOI: 10.15359/ru.34-1.5. Disponível em: https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/12377.. Acesso em: 1 may. 2024.