MAWIRA, Kithinji Adams; NTHIGA, Esther Wanja; MUTHAKIA, Gerald K. Efficacy of Quaternary Ammonium Functionalized Waste Paper Bio-Coagulant for Removal of Fluoride Ions from Aqueous Solution. International Journal of Scientific Research in Chemical Sciences, [S. l.], v. 10, n. 2, p. 29–37, 2023. Disponível em: https://ijsrcs.isroset.org/index.php/j/article/view/130. Acesso em: 5 apr. 2025.