[60 years of development in the basic trend of research into the sanitary protection of reservoirs].
D049673:History, 20th Century; D007878:Legislation as Topic / Q000266:history; D012106:Research; D012498:Sanitary Engineering / Q000266:history; D014586:USSR; D014876:Water Pollution / Q000517:prevention & control*; D014881:Water Supply / Q000592:standards
60 let razvitiia osnovnogo napravleniia issledovaniĭ v sanitarnoĭ okhrane vodoemov.