Ramli, N. and Hamdan, R. (2021) “L-Shape Steel Slag Filter Phosphorus Removal: A Perfomance Study: A perfomance study”, Recent Trends in Civil Engineering and Built Environment, 2(1), pp. 199–206. Available at: https://periodical.uthm.edu.my/index.php/rtcebe/article/view/1883 (Accessed: 15 August 2026).