Chueachot, R., K. Khankam, A. Lakathok, S. Jarussophon, and R. Nakhowong. “Adsorption Efficiency, Adsorption Isotherms and Kinetic Study for Methylene Blue Removal in Aqueous Solution of Thiol-Functionalized Mesoporous Silica Nanospheres”. Research on Modern Science and Utilizing Technological Innovation Journal (RMUTI Journal), vol. 12, no. 3, July 2019, pp. 34-47, https://ph01.tci-thaijo.org/index.php/rmutijo/article/view/185161.