@article{oliveira_baccan_cadore_2012,  title={Evaluation of metal ions in rice samples: extraction and direct determination by ICP OES},  volume={23},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532012000500008},  DOI={10.1590/S0103-50532012000500008},  number={5},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Oliveira, Andrea and Baccan, Nivaldo and Cadore, Solange},  year={2012},  month={May},  pages={838–845} }