[Principles and practice in the determination of maximum permissible concentrations of toxic substances in industrial plants in the USSR].
D000397:Air Pollution; D006801:Humans; D014586:USSR
AIR POLLUTION
Printsipy i praktika ustanovleniia v SSSR predel'no-dopustimykh kontsentratsii toksicheskikh veshchestv v vozdukhe promyshlennykh predpriiatii.