@article{patrício_quintão_silva_hespanhol_2022,  title={One-Pot Separation and Preconcentration for the Determination of Chromium Species Using an Aqueous Biphasic System},  volume={33},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20220059},  DOI={10.21577/0103-5053.20220059},  number={8},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Patrício, Pamela R. and Quintão, Juan C. and Silva, Luis H. M. da and Hespanhol, Maria C.},  year={2022},  pages={978–986} }