[EFFECTIVENESS OF PURIFICATION OF SEWAGE WATER FROM THE NOVO-GOR'KI I PETROLEUM REFINING PLANT].
D009787:Occupational Medicine; D010578:Petroleum; D012722:Sewage; D014586:USSR; D014867:Water; D014876:Water Pollution
D010578:Petroleum; D012722:Sewage; D014867:Water
INDUSTRIAL MEDICINE; PETROLEUM; SEWAGE; USSR; WATER POLLUTION
EFFEKTIVNOST' OCHISTKI STOCHNYKH VOD NOVO-GOR'KOVSKOGO NEFTEPERERABATYVAIUSHCHEGO ZAVODA.