Nugraha RP, Nurrachmi I, Siregar SH. COMMUNITY STRUCTURE OF PHYTOPLANKTON AND CHLOROPHYLL-α CONCENTRATION IN THE SUNGAI MESJID VILLAGE DUMAI RIAU PROVINCE. ajoas [Internet]. 2021Apr.7 [cited 2024Apr.26];4(1):80-7. Available from: https://ajoas.ejournal.unri.ac.id/index.php/ajoas/article/view/81