M. M. Salman, K. M. Eweed, and A. M. Hameed, “Influence of partial replacement TiO2 nanoparticles on the compressive and flexural strength of ordinary cement mortar”, NJES, vol. 19, no. 2, pp. 265–270, Jan. 2017, Accessed: Nov. 24, 2024. [Online]. Available: https://nahje.com/index.php/main/article/view/20