Lialiuk, Natalia. “WATER QUALITY OF THE BULAVIN RIVER (UKRAINE) AND CONDITIONS OF MAN-MADE TRANSFORMATION”. European Science 1, no. sge22-01 (September 30, 2023): 140–147. Accessed November 22, 2024. https://desymp.promonograph.org/index.php/sge/article/view/sge22-01-030.