Sidek, Mohd Amirul Hakim, Rosli M. Yunus, Mohammad Al-Nizar Khan Ahmad Khan, and Muhammad Remanul Islam. “Industrial Operation Feasibility for Red Gypsum-Based Brick Manufacturing”. Asian Journal of Applied Sciences 7, no. 4 (August 24, 2019). Accessed April 20, 2024. https://www.ajouronline.com/index.php/AJAS/article/view/5874.