@article{ferreira_1987,  title={Editorial},  volume={1},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33061987000200001},  DOI={10.1590/S0102-33061987000200001},  number={2},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Ferreira, Alfredo Gui},  year={1987},  month={Jul},  pages={I–I} }