Rahmani, Farshad, Reza Kamgar, and Reza Rahgozar. “Finite Element Analysis of Functionally Graded Beams Using Different Beam Theories”. Civil Engineering Journal 6, no. 11 (November 1, 2020): 2086–2102. Accessed July 1, 2025. https://www.civilejournal.org/index.php/cej/article/view/2416.