Proskurnin, Oleg, Svetlana Smirnova, and Irina Kirpicheva. “A Method of Establishing Regional Standards of Surface Water Quality under Anthropogenic Loads”. Eastern-European Journal of Enterprise Technologies 4, no. 10(82) (August 30, 2016): 24–30. Accessed June 17, 2024. https://journals.uran.ua/eejet/article/view/73540.