@article{Shcherbak_2007 author = {V. I. Shcherbak and L. A. Sirenko and Natalya Ye. Semenyuk}, title = {Chlorophyll a Content in Phytoplankton of Water Bodies of Urban Territories}, journal = {Hydrobiological Journal}, issn = {0018-8166}, year = {2007}, volume = {43}, number = {5}, pages = {64--78} }