Achmad, Zainun, A.E Ismail, Kamarul-Azhar Kamarudin, and Kareem AK. “Effect of Fly Ash Fraction and Mixing Process Variables On Mechanical Properties of Polymer Composites”. International Journal of Integrated Engineering 14, no. 8 (December 21, 2022): 30–36. Accessed April 8, 2026. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/12283.