Shafiq N, Nuruddin MF. Degree of Hydration of OPC and OPC/Fly ash Paste Samples Conditioned at Different Relative Humidity. ijscet. 2011;1(1):47-56. Accessed May 1, 2024. https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/51