van der Walt, B. J. “’n Reformatories-Filosofiese Evaluering Van (semi-)mistieke Spiritualiteit”. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship 52, no. 1 (May 31, 2016): 91-118. Accessed March 29, 2024. https://pubs.ufs.ac.za/index.php/tcw/article/view/392.