Huan, Duong Thanh, Tran Huu Quoc, and Tran Minh Tu. “Free Vibration Analysis of Functionally Graded Shell Panels With Various Geometric Shapes in Thermal Environment”. Vietnam Journal of Mechanics 40, no. 3 (September 24, 2018): 199–215. Accessed November 9, 2025. https://vjmech.vast.vn/vjmech/article/view/10776.