Nik Ab Lah, Nik Khairul Irfan, Jacquinn Alizcia James Ketek, and Tengku Amran Tengku Mohd. “Characteristics and Oil Sorption Effectiveness of Areca Nut Husk”. Malaysian Journal of Chemical Engineering and Technology 4, no. 2 (October 31, 2021): 167–171. Accessed July 4, 2025. https://journal.uitm.edu.my/ojs/index.php/MJCET/article/view/193.