Search for: [Subject and Keywords = Rybnik dam reservoir] OR [Subject and Keywords = zbiornik Rybnik] OR [Title = Zooplankton podgrzanych wód zbiornika zaporowego w Rybniku w latach 1975\-1976] OR [Title = Zooplankton of heated water of the Rybnik dam reservoir in 1975\-1976] OR [Creator = Krzanowski, Wojciech]