M. Al Saffar, Doha, and Bassam A. Tayeh. “Influence of Pottery Clay in Cement Mortar and Concrete Mixture: A Review”. International Journal of Engineering & Technology 7, no. 4.20 (November 28, 2018): 67–71. Accessed April 27, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/25852.