@article{lima_2002,  title={Studies on the anisotropic properties of MgB2},  volume={32},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332002000400013},  DOI={10.1590/S0103-97332002000400013},  number={3},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Lima, O. F. de},  year={2002},  month={Sep},  pages={748–754} }