Coetzee, T., and D. P. Wessels. “Van Stelselonstabiliteit Na Stelselstabiliteit - ’n Transformasie-Perspektief”. Southern Journal for Contemporary History 29, no. 1 (February 28, 2004): 60–81. Accessed July 3, 2024. https://journals.ufs.ac.za/index.php/jch/article/view/401.