Salleh, Norhafizah, and Indriyani Puluhulawa. 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): 404-18. https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/18413.