Azha, Syahida Farhan, Shazlina Abd Hamid, and Suzylawati Ismail. 2017. “Development of Composite Adsorbent Coating Based Acrylic Polymer/Bentonite for Methylene Blue Removal”. Journal of Engineering and Technological Sciences 49 (2):225-35. https://doi.org/10.5614/j.eng.technol.sci.2017.49.2.5.