T. N. Tuyen, N. D. V. Quyen, H. V. M. Hai, T. N. Quang, H. T. Sy, and N. T. Liem, “A study on kinetic and thermodynamic adsorption of fluoride from aqueous solution onto aluminium hydroxide coated rice husk ash”, Vietnam J. Sci. Technol., vol. 54, no. 6, pp. 737–747, Dec. 2016.