Abdul Latiff, Ab. Aziz, Ahmad Tarmizi Abd. Karim, Ahmad Shukri Ahmad, Mohd Baharudin Ridzuan, and Hung Yung-Tse. “Phytoremediation of Metals in Industrial Sludge by Cyperus Kyllingia-Rasiga, Asystassia Intrusa and Scindapsus Pictus Var Argyaeus Plant Species”. International Journal of Integrated Engineering 4, no. 2 (October 2, 2012). Accessed May 5, 2024. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/521.