MINJA, Rwaichi J.A. 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. Tanzania Journal of Engineering and Technology, [S. l.], v. 38, n. 2, 2020. Disponível em: http://196.44.161.124/index.php/tjet/article/view/3114. Acesso em: 7 apr. 2026.