Sethu, V., Selvarajoo, A., Lee, C. W., Ganesan, P., Lim, G. S., & Mok, X. Y. (2019). Opuntia Cactus as a Novel Bio-coagulant for the Treatment of Palm Oil Mill Effluent (POME). Progress in Energy and Environment, 9, 11–26. Retrieved from https://www.akademiabaru.com/submit/index.php/progee/article/view/1055