GEYER, G.J. Liggaamlike Opleiding in die Unie-Verdedigingsmag (1912-1946). Scientia Militaria - South African Journal of Military Studies, [S. l.], v. 2, n. 3, 2012. DOI: 10.5787/2-3-965. Disponível em: https://www.journals.ac.za/index.php/pub/article/view/965. Acesso em: 11 jun. 2026.