@article{alcântara_alexandria_souza_maia_2014,  title={<i>In Situ</i> Effect of Titanium Tetrafluoride and Sodium Fluoride on Artificially Decayed Human Enamel},  volume={25},  ISSN={0103-6440},  url={https://doi.org/10.1590/0103-6440201302329},  DOI={10.1590/0103-6440201302329},  number={1},  journal={Brazilian Dental Journal},  publisher={Fundação Odontológica de Ribeirão Preto},  author={Alcântara, Paula Cristina da Costa and Alexandria, Adilis Kalina and Souza, Ivete Pomarico Ribeiro de and Maia, Lucianne Cople},  year={2014},  month={Jan},  pages={28–32} }