Fesyuk, Vasyl Oleksandrovych, Leonid Volodymyrovych Ilyin, Iryna Anatoliivna Moroz, and Olga Viktorivna Ilyina. “Environmental Assessment of Water Quality in Various Lakes of the Volyn Region, Which Is Intensively Used in Recreation”. Visnyk of V. N. Karazin Kharkiv National University, series "Geology. Geography. Ecology", no. 52 (July 7, 2020): 236-250. Accessed May 5, 2024. https://periodicals.karazin.ua/geoeco/article/view/15995.