@article{biaggio_bocchi_rocha-filho_varela_1997, title={Electrochemical characterization of thin passive films on Nb electrodes in H3PO4 solutions}, volume={8}, ISSN={0103-5053}, url={https://doi.org/10.1590/S0103-50531997000600008}, DOI={10.1590/S0103-50531997000600008}, number={6}, journal={Journal of the Brazilian Chemical Society}, publisher={Sociedade Brasileira de Química}, author={Biaggio, Sonia R. and Bocchi, Nerilso and Rocha-Filho, Romeu C. and Varela, Francisco E.}, year={1997}, pages={615–620} }