Popova I. The Diplomatic Activity Between the Papacy and Byzantium on the Evе of the Ferraro-Florentine Council and the Key Role in it of the Cleric Humanist Cristoforo Garatone. ГСУ-ИФ [Internet]. 2024 Nov. 14 [cited 2025 Apr. 19];107(1):10-43. Available from: https://ftl5.uni-sofia.bg./index.php/hist/article/view/976