SWARTZ, N. P.; WESSELS, H. A. Die Rol van die ‘Rewolusionêr’ in die Romeinse Republiek. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship, [S. l.], v. 45, n. 4, p. 155–166, 2009. Disponível em: https://pubs.ufs.ac.za/index.php/tcw/article/view/190. Acesso em: 11 oct. 2025.