@article{costa e silva_watanabe_sales_1999,  title={Morfologia polínica de Capparis L. (Capparaceae Juss.) de Pernambuco, Brasil},  volume={13},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33061999000200004},  DOI={10.1590/S0102-33061999000200004},  number={2},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Costa e Silva, Maria Bernadete and Watanabe, Hiroko Makino and Sales, Margareth Ferreira de},  year={1999},  month={May},  pages={149–157} }