@article{sanjad_2011,  title={Carta do editor},  volume={6},  ISSN={1981-8122},  url={https://doi.org/10.1590/S1981-81222011000300001},  DOI={10.1590/S1981-81222011000300001},  number={3},  journal={Boletim do Museu Paraense Emílio Goeldi. Ciências Humanas},  publisher={MCTI/Museu Paraense Emílio Goeldi},  author={Sanjad, Nelson},  year={2011},  month={Sep} }