Malik, H.S. and Jawad, D.A.M. 2022. Stiffness Requirements for Longitudinal Stiffeners of Trapezoidal Box Girder Bottom Flanges. Basrah Journal for Engineering Sciences. 22, 1 (Apr. 2022), 99–107. DOI:https://doi.org/10.33971/bjes.22.1.12.