@article{zafarmand_salehi_asemi_2015,  title={Three dimensional Free Vibration and Transient Analysis of Two Directional Functionally Graded Thick Cylindrical Panels Under Impact Loading},  volume={12},  ISSN={1679-7825},  url={https://doi.org/10.1590/1679-78251099},  DOI={10.1590/1679-78251099},  number={2},  journal={Latin American Journal of Solids and Structures},  publisher={Individual owner},  author={Zafarmand, Hassan and Salehi, Manouchehr and Asemi, Kamran},  year={2015},  month={Apr},  pages={205–225} }