“N EXPERIMENTAL STUDY ON OPTIMUM USAGE OF METAKAOLIN & FLY ASH FOR MAKING OF HIGH-STRENGTH CONCRETE (HSC)” (2014) International Journal of Advance Engineering and Research Development (IJAERD), 1(10), pp. 100–104. Available at: https://ijaerd.org/index.php/IJAERD/article/view/302 (Accessed: 6 September 2025).