SERFONTEIN, C.; SMIT, A. v. A. Teaching modules: Levels of cross-subsidising at a South African university. South African Journal of Higher Education, [S. l.], v. 35, n. 6, p. 169–189, 2021. DOI: 10.20853/35-6-4130. Disponível em: https://www.journals.ac.za/sajhe/article/view/4130. Acesso em: 7 oct. 2025.