@article{defino_daher_2009,  title={Editorial},  volume={8},  ISSN={1808-1851},  url={https://doi.org/10.1590/S1808-18512009000300001},  DOI={10.1590/S1808-18512009000300001},  number={3},  journal={Coluna/Columna},  publisher={Sociedade Brasileira de Coluna},  author={Defino, Helton and Daher, Sérgio},  year={2009},  month={Jul},  pages={vii–vii} }