Meftah Elgubbi, Hana, Siti Salhah Othman, and Farah Wahida Harun. “Modification of Kaolinite Clay Using Benzyltriethylammonium Chloride As a Surfactant: Preparation and Characterization”. International Journal of Engineering and Technology 9, no. 4 (October 22, 2020): 850–856. Accessed August 16, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/31088.