Thang, Phung Ba, Dao Ngoc Tien, and Nguyen Van Thuan. “Stability of a Non-Uniform Column Resting on a Foundation, Calculated With the Finite Element Method”. Engineering, Technology & Applied Science Research 14, no. 5 (October 9, 2024): 17376–17381. Accessed April 7, 2025. https://mail.etasr.com/index.php/ETASR/article/view/8655.