Ahmad, Mohd Aizad, Muhammad Naqib Saifullah Noor Azman, and Zulkifli Abdul Rashid. “Hazardous Area Classification for Wheat Flour Processing Plant”. Malaysian Journal of Chemical Engineering & Technology 4, no. 2 (October 31, 2021): 172–183. Accessed April 9, 2025. https://journal.uitm.edu.my/ojs/index.php/MJCET/article/view/194.