P. Vasanthi , S. Senthil Selvan (2020) “Study on Mechanical Performance of Recycled Aggregate Concrete with Modified Nano Silica in Cement”, International Journal of Advanced Science and Technology, 29(7s), pp. 1060 - 1069. Available at: https://sersc.org/journals/index.php/IJAST/article/view/10486 (Accessed: 22September2021).