El-Hadary, Mai R., Mahmoud E. Nasr, Wael El-Badrawy, and Nasr E. Nasr. “Effect of Infilled Frames on Reduction Factor (R) for RC Irregular Structure”. Civil Engineering Journal 10, no. 8 (August 1, 2024): 2554–2587. Accessed April 19, 2026. https://www.civilejournal.org/index.php/cej/article/view/5059.