M. Massoud El Sa'adawy and F. F. F. El Dib, Inelastic Strength of Laterally Unsupported Top- Loaded Built-Up Slender Beams. journal = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology. March 2013, vol. 74(2). 189 - 197 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/14686.