Christoffel Frederik Jacobus Muller (1916-1992). Historia, [S. l.], v. 38, n. 1, 2021. DOI: 10.17159/hasa.v38i1.1647. Disponível em: https://upjournals.up.ac.za/index.php/historia/article/view/1647. Acesso em: 18 aug. 2026.