Dieten, Jan-Louis van. 2021. „Soulis, George Christos: The Serbs and Byzantium During the Reign of Tsar Stephen Dušan (1331—1355) and His Successors“. Südost-Forschungen 1 (1):464-68. https://www.suedost-forschungen.de/portal/index.php/sof/article/view/9358.