00610naa#a2200205#i#450# EN\INFRA-M\bibl\63 20241128121756.4 1998-071X 20120825b2012####ek#y0engy0150####ca RUS RU Biodiagnostics of Activated Sludge as a Method for Rapid Control of Wastewater Biological Treatment Journal article Moscow INFRA-M Academic Publishing LLC. 2012 3 с. Journal article local Svetukhin V. Konovalova L. Zavaltseva O. Klimov E. zh-szf.ru