Ameer Ismael, Murtada, and Wissam Dawood Salman. 2015. “POST BUCKLING BEHAVIOR OF PRISMATIC STRUCTURAL STEEL MEMBERS USING FINITE ELEMENT METHOD”. Journal of Engineering and Sustainable Development 19 (5): 224-46. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/824.