Al-Jadiri, Mohanad Salih Farhan, and Abdul Muttalib I. Said. “Reinforced Concrete Columns Insulated by Different Gypsum Layers Exposed to 900°C One Side Fire Flame”. Engineering, Technology & Applied Science Research 13, no. 5 (October 13, 2023): 11586–11592. Accessed November 26, 2024. https://etasr.com/index.php/ETASR/article/view/6083.