Prasetyo, Eli, Hanifrahmawan Sudibyo, and Wiratni Budhijanto. ‚ÄúDetermination of the Optimum Hydraulic Retention Time in Two-Stage Anaerobic Fluidized Bed Bioreactor for Landfill Leachate Treatment‚ÄĚ. Journal of Engineering and Technological Sciences 49, no. 3 (August 31, 2017): 388-399. Accessed December 5, 2023. https://journals.itb.ac.id/index.php/jets/article/view/5443.