Salleh, N. and Puluhulawa, I. (2025) “Enhancement of Hybrid Beam Capacity with Glass Fiber Reinforced Polymer (GFRP): The Experimental Investigation into Metakaolin Substitution Effects”, International Journal of Sustainable Construction Engineering and Technology, 16(2), pp. 404–418. Available at: https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/18413 (Accessed: 11 March 2026).