@article{silva_silva_lôbo_silva_2007,  title={Growth of seven perennial plant species adapted to the Brazilian Semi-Arid},  volume={21},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062007000400018},  DOI={10.1590/S0102-33062007000400018},  number={4},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Silva, Paulo Sérgio Lima e and Silva, Kathia Maria Barbosa e and Lôbo, Raimundo Nonato Braga and Silva, Paulo Igor Barbosa e},  year={2007},  month={Oct},  pages={935–941} }