HoroshkovаL. A., O. I. Menshov, Y. D. Korniichuk, S. V. Horoshkov, and I. V. Ryshykov. “Ecological Assessment of Surface Water Conditions of the Danube River”. Visnyk of V. N. Karazin Kharkiv National University. Series Еcоlogy, no. 32 (June 30, 2025): 6-22. Accessed December 5, 2025. https://periodicals.karazin.ua/ecology/article/view/26578.