@article{crespo s2008between,
  title={Comparison Between Rotary and Manual Instrumentation in Primary Teeth},
  author={crespo s,cortes o,garcia c,perez l},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={32},
  number={4},
  pages={295--298},
  doi = {10.17796/jcpd.32.4.l57l36355u606576},
  year={2008}
}