@article{ducke_1953,  title={As leguminosas de Pernambuco e Paraíba},  volume={51},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761953000100011},  DOI={10.1590/S0074-02761953000100011},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Ducke, A.},  year={1953},  month={Dec},  pages={417–461} }