N. . Hishammuddin, S. S. Idris, N. . Abd Rahman, N. F. Abu Bakar, S. N. . Ismail, and A. R. . Mohamed, “Characterization of Sustainable Graphitic Biochar from Food Waste via Microwave Irradiation Technique”, IJIE, vol. 17, no. 4, pp. 199–209, Nov. 2025, Accessed: Apr. 09, 2026. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/20374