BRADLOW, D. .; VILJOEN, F. . Christof Heyns (1959–2021): Human rights lawyer, legal educator and activist. South African Journal of Science, [S. l.], v. 117, n. 7-8, 2022. DOI: 10.17159/sajs.2021/11715. Disponível em: https://www.ajol.info/index.php/sajsci/article/view/219672. Acesso em: 30 aug. 2026.