A. Othuman Mydin, M, et al. “Determination of Bending and Axial Compression Young’s Modulus of Cellular Mortar Exposed to High Temperatures”. International Journal of Engineering & Technology, vol. 7, no. 2.23, Apr. 2018, pp. 99-102, https://doi.org/10.14419/ijet.v7i2.23.11892.