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2. Distribution of pollutants in the Odra River system, Part V. Assessment of total and mobile heavy metal content in the suspended matter and sediments of the Odra River system and recommendations for river chemical monitoring;Adamiec;Pol. J. Environ. Stud.,2002
3. Bioaccumulation and partitioning of cadmium within the freshwater mussel Dreissena polymorpha Pallas;Bias;Int. Rev. Ges. Hydrobiol.,1985
4. DIN 38412-part 15, 1982. German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determination of the effect of substances in water on fish–fish-test.
5. DIN EN ISO 11348-3, 1998. Water quality—determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test)—Part 3: method using freeze-dried bacteria.