Al fadul manar, Darwash H, Y. Al-Ghalibi F. Load Deflection Analysis of Beam-Column using Total Potential Energy (TPE) Principle. Kufa J. Eng. [Internet]. 2025 Feb. 4 [cited 2026 Sep. 3];16(1):233-51. Available from: https://journal.uokufa.edu.iq/index.php/kje/article/view/15396