Rosli MA, Daud Z, Awang H, Ab Aziz NA, Ridzuan MB, Abubakar MH, Adnan MS, Tajarudin HA. Adsorption Efficiency and Isotherms of COD and Color Using Limestone and Zeolite Adsorbents. ijie [Internet]. 2018 Dec. 29 [cited 2023 Sep. 26];10(8). Available from: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/2358