Sivokhip, Zhanna T., and Vladimir M. Pavleichik. “Current Changes in the Maximum Runoff of the Rivers of the Ural River Basin”. Proceedings of Voronezh State University. Series: Geography. Geoecology0, no. 2 (May 28, 2024): 72-80. Accessed December 5, 2025. https://journals.vsu.ru/geo/article/view/12257.