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2. Analysis of combination effects in aquatic toxicology;Altenburger,1993
3. Triazines in the Baltic and North Sea;Bester;Mar. Pollut. Bull.,1993
4. Cotolerance pattern of periphyton communities restructured by the herbicide diuron;Blanck,1991
5. Validity of an ecotoxicological test system;Blanck;Can. J. Fish. Aquat. Sci.,1988