„The Royal Charter of King Tvrtko I Kotromanić Issued to the Ragusan Commune (Žrnovnice, 10th April 1378 – Trstivnica, 17th June 1378)“. Godišnjak Centra za balkanološka ispitivanja, no. 45 (Januar 6, 2022): 225–246. Zugegriffen Oktober 28, 2026. https://www.godisnjak.anubih.ba/index.php/godisnjak/article/view/79.