Japri, Dzikri, et al. “The Efficacy of Activated Carbon From Organic Waste in Treating Wastewater Effluent”. International Journal of Sustainable Construction Engineering and Technology, vol. 15, no. 1, July 2024, pp. 271-86, https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/17059.