Minczew, G. and Majer, M. 2013. Remarks on the "Letter of the Patriarch Theophylact to Tsar Peter" in the Context of Certain Byzantine and Slavic Anti-heretic Texts. Studia Ceranea. 3, (Dec. 2013), 113–130. DOI:https://doi.org/10.18778/2084-140X.03.08.