Nguyen, P. C., B. Le-Van, and S. D. T. V. Thanh. “Nonlinear Inelastic Analysis of 2D Steel Frames : An Improvement of the Plastic Hinge Method”. Engineering, Technology & Applied Science Research 10, no. 4 (August 16, 2020): 5974–5978. Accessed July 18, 2024. https://etasr.com/index.php/ETASR/article/view/3600.