@article{2004,  title={Otimismo e trabalho!},  volume={9},  ISSN={1415-5419},  url={https://doi.org/10.1590/S1415-54192004000300001},  DOI={10.1590/S1415-54192004000300001},  number={3},  journal={Revista Dental Press de Ortodontia e Ortopedia Facial},  publisher={Dental Press Editora},  year={2004},  month={May},  pages={5–5} }