Zulfikar, Z., Nasrullah, N., Kartini, K., & Aditama, W. (2022). Effect of Hydraulic Retention Time on the Levels of Biochemical Oxygen Demand and Total Suspended Solid with Simple Integrated Treatment as an Alternative to Meet the Household Needs for Clean Water. Open Access Macedonian Journal of Medical Sciences, 10(E), 6–11. https://doi.org/10.3889/oamjms.2022.7828