@article{innocentini_salvini_macedo_pandolfelli_1999,  title={Prediction of ceramic foams permeability using Ergun's equation},  volume={2},  ISSN={1516-1439},  url={https://doi.org/10.1590/S1516-14391999000400008},  DOI={10.1590/S1516-14391999000400008},  number={4},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Innocentini, Murilo D.M. and Salvini, Vânia R. and Macedo, Alvaro and Pandolfelli, Victor C.},  year={1999},  month={Oct},  pages={283–289} }