00839naa#a2200181#i#450# EN\\bibl\97615 20250504185555.7 2782-4586 20250423b2025####ek#y0engy0150####ca RU Improving the environmental and economic efficiency of mining enterprises with the help of innovative methods of wastewater pretreatment Journal article Moscow Autonomous Commercial Organization for Additional Professional Education Center for the Development of Education and Science 2025 6 с. Journal article local Сохранение эксплуатируемых природных ресурсов. Охрана земель, почв и вод. 502.65 Menshakova Maria Yurievna Gainanova Ramzia Ilshotovna jomeam.ru