@article{wei_jiu-xun_fei_2008,  title={Thermodynamic properties of solid FCC C84 based on an analytic mean field approach},  volume={38},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332008000500006},  DOI={10.1590/S0103-97332008000500006},  number={4},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Wei, Yang and Jiu-xun, Sun and Fei, Yu},  year={2008},  month={Dec},  pages={563–568} }