Pushpa, P. latha A.S. (2021) “Removal of Oil Waste by iron oxide Biochar Prepared from Sugarcane Bagasse”, Progress in Engineering Application and Technology, 2(2), pp. 276–287. Available at: https://periodical.uthm.edu.my/index.php/peat/article/view/1056 (Accessed: 15 August 2026).