Trajdos TM. Metropolitans of Kiev Cyprian and Grzegorz Camblak (Bulgarian Orthodox priests) and the problems of Orthodox Church in the Polish-Lithuanian state during last years of 14th and first quarter of t15th centuries. BP [Internet]. 1985 Dec. 7 [cited 2026 Sep. 30];2:211-34. Available from: https://pressto.amu.edu.pl/index.php/bp/article/view/54827