A. N. Hidayah, M. A. U. Fazara, Z. Nor Fauziah, and M. K. Aroua, “Preparation and Characterization of Activated Carbon from the Sea Mango (Cerbera Odollam) with Impregnation in Phosphoric Acid (H3PO4)”, ASEAN J. Chem. Eng., vol. 15, no. 1, pp. 22-30, Jun. 2015.