“N EXPERIMENTAL STUDY ON OPTIMUM USAGE OF METAKAOLIN & FLY ASH FOR MAKING OF HIGH-STRENGTH CONCRETE (HSC)”, IJAERD, vol. 1, no. 10, pp. 100–104, Oct. 2014, Accessed: Sep. 06, 2025. [Online]. Available: https://ijaerd.org/index.php/IJAERD/article/view/302