Ivanyutin, Nikolay M., and Nataliya E. Volkova. “Waste Water Use - the Environmental Safety of Crimea”. Proceedings of Voronezh State University. Series: Geography. Geoecology0, no. 4 (December 9, 2021): 69-76. Accessed December 5, 2025. https://journals.vsu.ru/geo/article/view/3752.