@article{palomino_castro_aoki_melo_2003,  title={Microstructural and electrochemical characterization of environmentally friendly conversion layers on aluminium alloys},  volume={14},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532003000400024},  DOI={10.1590/S0103-50532003000400024},  number={4},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Palomino, Luis Enrique M. and Castro, João Fábio W. de and Aoki, Idalina V. and Melo, Hercílio G. de},  year={2003},  month={Jul},  pages={651–659} }