Fahruddin, Fahruddin, As’adi Abdullah, Nurhaedar Nurhaedar, and Nursiah La Nafie. 2020. “Estuary Sediment Treatment for Reducing Sulfate in Acid Mine Water: DOI: 10.32526/Ennrj.18.2.2020.18”. Environment and Natural Resources Journal 18 (2). Nakhon Pathom, Thailand:191-99. https://ph02.tci-thaijo.org/index.php/ennrj/article/view/239889.