Ohnmar Zaw. “Effect of Silica Fume on the Properties of Concrete”. International Journal of Engineering Research and Advanced Technology - IJERAT (ISSN: 2454-6135) 5, no. 8 (August 2, 2019): 55-59. Accessed November 25, 2020. https://ijerat.com/index.php/ijerat/article/view/142.