Al-Sherrawi, M. H. M., and G. A. Fadhil. “Effect of Stiffeners on Shear Lag in Steel Box Girders”. Al-Khwarizmi Engineering Journal (Alkej), vol. 8, no. 2, May 2012, pp. 63-76, https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/130.