Hesselink, I. John. “Law and Gospel or Gospel and Law? Karl Barth, Martin Luther and John Calvin”. NGTT | Nederduitse Gereformeerde Teologiese Tydskrif 53, no. 1&2 (May 15, 2012). Accessed October 18, 2025. https://ojs.reformedjournals.co.za/index.php/ngtt/article/view/784.