Fang, Ji, et al. “Isolation of Microalgae With Growth Restriction and Nutrient Removal from Alkaline Wastewater”. International Journal of Agricultural and Biological Engineering, vol. 8, no. 6, Dec. 2015, pp. 62-68, https://www.ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/2164.