TY - CPAPER AU - А. Bystriantseva AU - I. Shakhman AU - N. Yermakova-Cherchenko AU - Tetiana Goncharenko TI - MATHEMATICAL DESCRIPTION OF THE PHYSICAL PROCESS OF FORMING THE SURFACE WATERS QUALITY T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Ecology, Economics, Education and Legislation PY - 2020 SP - 515 EP - 522 DO - 10.5593/sgem2020/5.1/s20.065 PB - STEF92 Technology ER -