Николчев, Дилян. “‘Acribeia’ in the 2nd Marriage Practice According the St Euthymius of Tyrnovo’s Letter to the Metropolitan of Ungro-Valachia Anthimu”. Forum Theologicum Sardicense, no. 1, May 2025, pp. 41-55, https://periodicals.uni-sofia.bg/index.php/forum-theologicum-sardicense/article/view/467.