@article{bertagnolli_silva_2012,  title={Characterization of Brazilian Bentonite Organoclays as sorbents of petroleum-derived fuels},  volume={15},  ISSN={1516-1439},  url={https://doi.org/10.1590/S1516-14392012005000017},  DOI={10.1590/S1516-14392012005000017},  number={2},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Bertagnolli, Caroline and Silva, Meuris Gurgel Carlos da},  year={2012},  month={Mar},  pages={253–259} }