RAATH, Andries. Die Vindiciae Contra Tyrannos en die Middeleeuse Politieke Filosofie. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship, [S. l.], v. 57, n. No 1&2, p. 19–40, 2021. Disponível em: https://pubs.ufs.ac.za/index.php/tcw/article/view/544. Acesso em: 13 sep. 2025.