NTSHOE, I. M.; SELESHO, J. M. Shifting sands on differentiation and specialisation in higher education in South Africa. South African Journal of Higher Education, [S. l.], v. 30, n. 2, p. 164–183, 2016. DOI: 10.20853/30-2-598. Disponível em: https://www.journals.ac.za/sajhe/article/view/598. Acesso em: 7 oct. 2025.