@article{boldrini_yañez_tonetto_2017,  title={Influence of the anodizing process variables on the acidic properties of anodic alumina films},  volume={34},  ISSN={0104-6632},  url={https://doi.org/10.1590/0104-6632.20170344s20160024},  DOI={10.1590/0104-6632.20170344s20160024},  number={4},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Boldrini, D.E. and Yañez, M.J. and Tonetto, G.M.},  year={2017},  month={Oct},  pages={1043–1053} }