Mohd Arshad, Nur Ain Nazirah, and R. Hamdan. “Determination of Phosphorus Removal Mechanism in Aerated and Unaerated Steel Slag Filter System As Secondary Treatment System for Textile Industrial Wastewater”. International Journal of Integrated Engineering 14, no. 9 (December 15, 2022): 106–113. Accessed May 4, 2024. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/9926.