@article{alexandria ak2015dispersive,
  title={Energy Dispersive X-Ray Spectroscopy Evaluation of Demineralized
Human Enamel after Titanium Tetrafluoride Application},
  author={alcântara pcc,alexandria ak,souza ipr,maia lc},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={39},
  number={2},
  pages={124--127},
  doi = {10.17796/jcpd.39.2.778531q560886x5r},
  year={2015}
}