TY JOUR TI THE QUALITY OF DRINKING WATER IN THE SOUTH-EAST ZONE OF THE KRASNOYARSK REGION KW indicators of drinking water quality KW natural and anthropogenic factors KW water quality KW toxicants JO Bulletin of KSAU AU Morozova, O.G. AU Vcherashniy, P.M. AU Pen, R.Z. AU Shakhmatov, S.A. PY 2015 IS PB Krasnoyarsk State Agrarian University