Letchumanan, S., & Tajul Baharuddin , M. F. . (2023). Study The Turbidity Reduction by Using Ceramic Flat at Kampung Lama Orang Asli Leboh, Kangkar Senangar, Parit Sulong, Batu Pahat, Johor. Progress in Engineering Application and Technology, 4(2), 593-601. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/10164