Dieten, J.-L. van. „Soulis, George Christos: The Serbs and Byzantium During the Reign of Tsar Stephen Dušan (1331—1355) and His Successors“. Südost-Forschungen, Bd. 1, Nr. 1, November 2021, S. 464-8, http://bsb0sit-zepweb01.bsb.lrz.de/portal/index.php/sof/article/view/9358.