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Wasser und Gewässer in Oberösterreich
Rosenauer, Franz, (1948)
Pläne und Register
Ulbrich, Karl, (1972)
Wässer und Gewässer in der Steiermark : zur Hydrologie der Steiermark
Zötl, Josef, (1971)
Ground-water resources exploration and its significance for the development of the national economy of the German Democratic Republic
Glander, H., (1977)
Main trends in treatment of municipal and industrial sewage in the USSR
Schubert, Sergei Aleksandrovich, (1977)
Water development and conservation : ways and means
Vladisavljević, Ž., (1976)