Zakeri, M, A Modarakar Haghighi, and R Attarnejad. “On the Analysis of FGM Beams: FEM With Innovative Element”. Journal of Solid Mechanics 8, no. 2 (June 30, 2016): 348–364. Accessed July 29, 2026. https://oiccpress.com/jsm/article/view/12536.