A. A. Freze, “The Church of St. Michael in Pereyaslavl’-of-Russia and Byzantine Architecture of the 9th – Early 13th Centuries”, APTHA, vol. 3, pp. 216–221, Oct. 2013, Accessed: Mar. 13, 2025. [Online]. Available: https://publ.actual-art.org/aptha/article/view/10126