PLOEGER, Jan. Geskiedenis werken en streven van S. P. E. Trichardt. Scientia Militaria - South African Journal of Military Studies, [S. l.], v. 6, n. 3, 2011. DOI: 10.5787/6-3-854. Disponível em: https://www.journals.ac.za/index.php/pub/article/view/854. Acesso em: 12 jun. 2026.