STEENKAMP FONSECA, Raymond. In Memoriam: Prof Ian Liebenberg, 1960-2023. Scientia Militaria - South African Journal of Military Studies, [S. l.], v. 51, n. 3, p. ix-x, 2023. DOI: 10.5787/51-3-1425. Disponível em: https://www.journals.ac.za/index.php/pub/article/view/1425. Acesso em: 11 jun. 2026.