INVESTIGATION OF PHYTOPLANKTON COMMUNITY IN “YEREVANYAN LICH” RESERVOIR AND THE HRAZDAN RIVER IN THE CONDITIONS OF ALGAL BLOOM. (2019). Proceedings of the YSU B: Chemical and Biological Sciences, 53(3 (250), 200-205. https://doi.org/10.46991/PYSU:B/2019.53.3.200