“Romanos the Melodist Is Surrounded by Predecessors and Followers: Ukrainian View on Byzantine Hymnography. Kozhushnyy O. V. Prepodobnyy Roman Solodkospivetsʹi Vizantiysʹka Himnohrafiya III—VIII Stolit. — K., 2009. — 264 S”. Antiquities (Drevnosti). Kharkiv Historical & Archaeological Annual, vol. 15, no. 15, Aug. 2018, pp. 222-6, https://periodicals.karazin.ua/drevnosti/article/view/11239.