@article{roberto m. valencia2007of,
  title={Treatment of Unilateral Buccal Crossbites in the Primary, Early Mixed, and Permanent Dentitions: Case Reports},
  author={roberto m. valencia},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={31},
  number={3},
  pages={214--218},
  doi = {10.17796/jcpd.31.3.d124884m5582451q},
  year={2007}
}