M. Salleh, N.F. et al. 2021. Adsorption Of Methylene Blue By Imperata Cylindrica: Reaction Optimization By Response Surface Methodology (RSM). Journal of Chemical Engineering and Industrial Biotechnology. 7, 2 (Nov. 2021), 27–33. DOI:https://doi.org/10.15282/jceib.v7i2.7020.