CERCEȘ, Virgil. SAINT PHOTIUS, THE PATRIARCH OF CONSTANTINOPLE. Studia Universitatis Babes-Bolyai Theologia Orthodoxa, [S.l.], v. 60, n. 1, p. 139-152, mar. 2017. ISSN 2065-9474. Available at: <http://journals.orth.ro/index.php/subbto/article/view/14>. Date accessed: 15 jan. 2021.