Assefa, B. (2023). DEFLUORIDATION OF ETHIOPIAN RIFT VALLEY REGION WATER USING REVERSE OSMOSIS MEMBRANES. Zede: Journal of Ethiopian Engineers and Architects የኢትዮጵያ መሐንዲሶችና አርክቴክቶች መጽሔት, 23, 1–6. Retrieved from https://ejol.aau.edu.et/index.php/ZEDE/article/view/6524