Abdul Rahman Adrin, Muhammad Hakim, Norhayati Ngadiman, Noorul Hudai Abdullah, and Rafidah Hamdan. 2025. “Investigating the Efficiency of Papaya and Date Dry Seeds As Natural Coagulants in the Wastewater Treatment Process”. Journal of Advanced Research Design 131 (1):61-75. https://doi.org/10.37934/ard.131.1.6175.