@article{bicas_2001,  title={Um certificado de qualidade},  volume={64},  ISSN={0004-2749},  url={https://doi.org/10.1590/S0004-27492001000600001},  DOI={10.1590/S0004-27492001000600001},  number={6},  journal={Arquivos Brasileiros de Oftalmologia},  publisher={Conselho Brasileiro de Oftalmologia},  author={Bicas, Harley E. A.},  year={2001},  month={Nov},  pages={497–497} }