S. Ghatage, P., & Sudhagar, P. E. . (2023). Free Vibrational Behavior of Bi-Directional Functionally Graded Composite Panel with and Without Porosities Using 3D Finite Element Approximations. International Journal of Integrated Engineering, 15(1), 131-144. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/9525