Water, Quality, Lakes, Water testing, Biological analysis and testing, Classification systems, Water resources, Hydrology, Ecology, Surveys, Research work, Data processing, Data analysis, Data acquisition, Quality control
Title in French
Qualit de leau. Guide pour lvaluation des caractristiques hydromorphologiques des lacs
Title in German
Wasserbeschaffenheit. Anleitung zur Beurteilung hydromorphologischer Eigenschaften von Standgewssern