Naydyonova, Darya V. “The Zoomorphic Image of St. Christopher on the Northern Altar Doors from the Second Half of the 16th to Early 18th Century”. Actual Problems of Theory and History of Art 2 (October 11, 2012): 195–200. Accessed March 13, 2025. https://publ.actual-art.org/aptha/article/view/10320.