Abedi, H. A. O., M. M. Rasheed, and R. A. A. Alwaili. “The Effect of Interior Stiffeners on the Flexural Behavior of Concrete-Filled Steel Tube Composite Box Girders”. Engineering, Technology & Applied Science Research, vol. 13, no. 4, Aug. 2023, pp. 11412-8, doi:10.48084/etasr.6088.