@article{khalik_2012,  title={A numerical taxonomic study of the family Zygophyllaceae from Egypt},  volume={26},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062012000100017},  DOI={10.1590/S0102-33062012000100017},  number={1},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={khalik, Kadry N. Abdel},  year={2012},  month={Jan},  pages={165–180} }