Lim, Soh Fong, A. Y. W. Lee, S. N. D. Chua, B.H. Lim, and Pushpdant Jain. “Kinetic Study on Heavy Metal Divalent Ions Removal Using Zirconium-Based Magnetic Sorbent”. International Journal of Integrated Engineering 12, no. 3 (February 3, 2020): 225–234. Accessed July 18, 2024. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/5417.