I. . Ramadhani, M. S. . Indrawanto, E. N. . Hidayah, and O. H. . Cahyonugroho, “Characterization of Effluent Organic Matter (EfOM) in Domestic Wastewater Using Oxidation Ditch Algae Reactor (ODAR) with Microalgae Spirulina platensis”, nuscientech, pp. 100-105, Nov. 2021.