Rosli MA, Daud Z, Awang H, Ab Aziz NA, Ridzuan MB, Abubakar MH, et al. Adsorption Efficiency and Isotherms of COD and Color Using Limestone and Zeolite Adsorbents. IJIE [Internet]. 2018 Dec. 29 [cited 2026 Mar. 11];10(8). Available from: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/2358