RAATH, A. W. G. Die skepping (en die reg): H.G. Stoker se Skeppingsfilosofie. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship, [S. l.], v. 47, n. 3 - 4, p. 111–147, 2011. Disponível em: https://pubs.ufs.ac.za/index.php/tcw/article/view/267. Acesso em: 5 oct. 2025.