@article{Danilov_2005 author = {R. A. Danilov}, title = {Structure of Populations of Planktonic Algae and Lake Trophicity: Possibility of Application of Ecological Indices in Continued Monitoring of Trophic Status}, journal = {Hydrobiological Journal}, issn = {0018-8166}, year = {2005}, volume = {41}, number = {3}, pages = {103--106} }