Puchongkawarin C, Mattaraj S, Umpuch C. Experimental and modeling studies of methylene blue adsorption onto Na-Bentonite clay. Eng Appl Sci Res [internet]. 2021 May 14 [cited 2026 Sep. 14];48(3):268-79. available from: https://ph01.tci-thaijo.org/index.php/easr/article/view/240502