Nordin, N., S. Samsudin, and N. Yusof. “Microalgae Biomass Production in High Nutrient Wastewater: A Review”. Journal of Science and Mathematics Letters, vol. 4, no. 1, Jan. 2019, pp. 14-22, https://ejournal.upsi.edu.my/index.php/JSML/article/view/365.