N. N. SELEZNEV, “The Epistle on the Unity by a Baghdadi Melkite in an Arabic Summa by a Coptic Encyclopaedist of the 13th century”, State, Religion and Church, vol. 28, no. 3, pp. 151–156, May 2010, Accessed: Nov. 08, 2026. [Online]. Available: https://state-religion-church.owebs.ru/article/view/10479