Tarasova, E., A. Mamontov, and E. Mamontova. “Slurry, Chlorophyll-A, Organic Matter and Nutrients As Indicators of the Trophic Status of the Angara Cascade Reservoirs”. Chemical Bulletin of Kazakh National University, Vol. 72, no. 4, Sept. 2013, pp. 133-42, doi:https://doi.org/10.15328/chemb_2013_4133-142.