@article{silva_cardoso_schmal_2003,  title={Propane oxidation on Pt-WO3/gamma -AL2O3 catalytic systems},  volume={20},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322003000100010},  DOI={10.1590/S0104-66322003000100010},  number={1},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Silva, M.A.Pereira da and Cardoso, R.M. and Schmal, M.},  year={2003},  month={Jan},  pages={51–56} }