Wahi, Rafeah, and Herman Senghie. “The Use of Microwave Derived Activated Carbon for Removal of Heavy Metal in Aqueous Solution”. Journal of Science and Technology 3, no. 1 (June 2, 2011). Accessed July 18, 2024. https://publisher.uthm.edu.my/ojs/index.php/JST/article/view/215.