“Conditionally Objective Colour and Assessment of the Possibility of Chromostratigraphic Correlation of the Upper Moraines of the Yaroslavl Volga Region”. Proceedings of Voronezh State University. Series: Geology, no. 1 (March 17, 2020): 51–58. Accessed April 4, 2026. https://journals.vsu.ru/geology/article/view/2513.