van Niekerk, T., and B. Olivier. “Enhancing Anti-Corruption Strategies in Promoting Good Governance and Sound Ethics in the South African Public Sector”. Tydskrif Vir Christelike Wetenskap | Journal for Christian Scholarship, vol. 48, no. 3-4, Dec. 2012, pp. 131-56, https://pubs.ufs.ac.za/index.php/tcw/article/view/292.