@article{machado_silva_andrade_pinheiro_williams_donati_nogueira_pereira-filho_2021,  title={Alternative Approaches Applied to Inductively Coupled Plasma Techniques: Multi-Flow and Two-Flow Calibration},  volume={32},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20200235},  DOI={10.21577/0103-5053.20200235},  number={4},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Machado, Raquel C. and Silva, Ana Beatriz S. and Andrade, Daniel F. and Pinheiro, Fernanda C. and Williams, Charles B. and Donati, George L and Nogueira, Ana Rita A. and Pereira-Filho, Edenir R.},  year={2021},  month={Apr},  pages={842–851} }