GREYLING, L.; HUNTLEY, B.; REEDY, K.; ROGATEN, J. Improving distance learning mathematics modules in South Africa: A learning design perspective. South African Journal of Higher Education, [S. l.], v. 34, n. 3, p. 89–111, 2020. DOI: 10.20853/34-3-3358. Disponível em: https://www.journals.ac.za/sajhe/article/view/3358. Acesso em: 7 oct. 2025.