Wróbel, Dariusz Adam. “The Mission of Sędziwój of Szubin to Zadar. An Episode from the Interregnum in Poland (1382-1384)”. Balcanica Posnaniensia. Acta et studia 25 (February 15, 2019): 69–88. Accessed April 18, 2024. https://pressto.amu.edu.pl/index.php/bp/article/view/13529.