[Studies on air pollution in the Soviet Union].
D000397:Air Pollution; D001580:Benzopyrenes; D002248:Carbon Monoxide; D009585:Nitrogen Dioxide; D010126:Ozone; D013458:Sulfur Dioxide; D013464:Sulfuric Acids; D014586:USSR
D001580:Benzopyrenes; D013464:Sulfuric Acids; D013458:Sulfur Dioxide; D010126:Ozone; D002248:Carbon Monoxide; D009585:Nitrogen Dioxide
Recherches sur la pollution atmosphérique en Union Soviétique.