Thomson, F. Patriarchs Eutymius of Tarnovo and Philotheus of Constantinople Liturgical Reforms in ourteenth Century Bulgaria. София: 1987 с. 116-119,.
Thomson, F. Patriarchs Eutymius of Tarnovo and Philotheus of Constantinople Liturgical Reforms in ourteenth Century Bulgaria. София: 1987 с. 116-119,.
Thomson, F. (1987) Patriarchs Eutymius of Tarnovo and Philotheus of Constantinople Liturgical Reforms in ourteenth Century Bulgaria, София: с. 116-119,.
Thomson, F. (1987). Patriarchs Eutymius of Tarnovo and Philotheus of Constantinople Liturgical Reforms in ourteenth Century Bulgaria. София: с. 116-119.
Thomson F. Patriarchs Eutymius of Tarnovo and Philotheus of Constantinople Liturgical Reforms in ourteenth Century Bulgaria. София: 1987. p. с. 116-119.
