@article{cruz_2004,  title={Element storage in spores of Gigaspora margarita Becker & Hall measured by electron energy loss spectroscopy (EELS)},  volume={18},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062004000300007},  DOI={10.1590/S0102-33062004000300007},  number={3},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Cruz, Andre Freire},  year={2004},  month={Jul},  pages={473–480} }