Oguy, Oleksandr, and Olha Ivasiuk. “Christian Symbolism of Color in the Middle Ages in the Context of a New Concept of the Symbol As a Hypermark”. Mediaforum : Analytics, Forecasts, Information Management 7 (December 23, 2019): 188–210. Accessed July 4, 2026. https://journals.chnu.edu.ua/mediaforum/article/view/149.