Buller, A. H., M. Oad, and B. A. Memon. “Flexural Strength of Reinforced Concrete RAC Beams Exposed to 6-Hour Fire – Part 2: Rich Mix”. Engineering, Technology & Applied Science Research, vol. 9, no. 1, Feb. 2019, pp. 3814-7, doi:10.48084/etasr.2494.