Minja RJ. Practical Approach for Removal of Natural Organic Matter and Defluoridation of Maji ya Chai River Water: Use of Acid Pre-treated Bone Char and Coagulants. TJET [Internet]. 2020 Feb. 9 [cited 2024 Dec. 4];38(2). Available from: https://journals.udsm.ac.tz/index.php/tjet/article/view/3114