Shagin, Sergey I., Marina A. Shamarina, and Nikolay V. Tatarenko. “Geoecological Characteristics of the Malka River Sectionfrom the City of Prokhladnyto the Mouth”. Proceedings of Voronezh State University. Series: Geography. Geoecology0, no. 3 (July 26, 2020): 72-77. Accessed December 5, 2025. https://journals.vsu.ru/geo/article/view/3026.