Aleksandrova, V., V. Ivanov, S. Zhernosek, and A. Kinozerov. “ASSESSMENT OF POLLUTION OF SURFACE WATER IN LAKES ON THE TERRITORY OF OIL AND GAS FIELD”. International Journal of Advanced Studies in Medicine and Biomedical Sciences, no. 1, June 2023, pp. 54-67, http://sic-publ.press/index.php/mbs/article/view/132.