@article{cardoso_nogueira_patrício_oliveira_2012,  title={Effect of tungsten doping on catalytic properties of niobium oxide},  volume={23},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532012000400016},  DOI={10.1590/S0103-50532012000400016},  number={4},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Cardoso, Franciane P. and Nogueira, Andre E. and Patrício, Patrícia S. O. and Oliveira, Luiz C. A.},  year={2012},  month={Apr},  pages={702–709} }