Koopman, NN. “On Violence, the Belhar Confession and Human Dignity”. Nederduitse Gereformeerde Teologiese Tydskrif 49, no. 3&4 (December 31, 2008). Accessed August 2, 2026. https://ojs.reformedjournals.co.za/index.php/ngtt/article/view/810.