@article{shang_yang_zhang_2014,  title={Study of anisotropic mechanical properties for aeronautical PMMA},  volume={11},  ISSN={1679-7825},  url={https://doi.org/10.1590/S1679-78252014001000005},  DOI={10.1590/S1679-78252014001000005},  number={10},  journal={Latin American Journal of Solids and Structures},  publisher={Individual owner},  author={Shang, Wei and Yang, Xiaojing and Zhang, Lina},  year={2014},  pages={1777–1790} }