BUYS, P. J. (Flip). The relevance of the mission strategy and theology of John Calvin for Africa today. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship, [S. l.], v. 49, n. 4, p. 160–186, 2013. Disponível em: https://pubs.ufs.ac.za/index.php/tcw/article/view/330. Acesso em: 11 oct. 2025.