Nugraha, R. P., I. Nurrachmi, and S. H. Siregar. “COMMUNITY STRUCTURE OF PHYTOPLANKTON AND CHLOROPHYLL-α CONCENTRATION IN THE SUNGAI MESJID VILLAGE DUMAI RIAU PROVINCE”. Asian Journal of Aquatic Sciences, Vol. 4, no. 1, Apr. 2021, pp. 80-87, doi:10.31258/ajoas.4.1.80-87.