Title: Problemy okhrany okruzhai︠u︡shcheĭ sredy : Mezhvuzovskiĭ sbornik /
Authors: Razumikhin, N. V.; Ivanov, Konstantin Evgenʹevich,
Publisher: Izd-vo LGU,
Year: 1980
Subjects: Water Pollution Soviet Union.; Environmental protection Soviet Union