A. A. Halim, A. Samsudin, A. S. Azmi, and M. N. Mohd Nawi, “NUTRIENTS AND CHEMICAL OXYGEN DEMAND (COD) REMOVALS BY MICROALGAE-BACTERIA CO-CULTURE SYSTEM IN PALM OIL MILL EFFLUENT (POME)”, IIUMEJ, vol. 20, no. 2, pp. 22–31, Dec. 2019.