Mohamad Yusri, Norbalqis Mayangsari, Nur Shaylinda Mohd Zin, Nur Natasya Zainal Abidin, and Laila Wahidah Mohamad Zailani. 2022. “Composite Coagulant (PACSPP) Ability to Remove Ammonia and Colour from Stabilised Leachate Under Ratio, PH and Dosage Influence”. Journal of Advancement in Environmental Solution and Resource Recovery 2 (2):1-11. https://publisher.uthm.edu.my/ojs/index.php/jaesrr/article/view/12769.