The Royal Charter of king Tvrtko I Kotromanić issued to the Ragusan commune (Žrnovnice, 10th April 1378 – Trstivnica, 17th June 1378). god [Internet]. 6. Januar 2022 [zitiert 28. Oktober 2026];(45):225-46. Verfügbar unter: https://www.godisnjak.anubih.ba/index.php/godisnjak/article/view/79