@article{coutinho_coutinho_lanças_câmara_nixdorf_mazo_2008,  title={Development of instrumentation for amperometric and coulometric detection using ultramicroelectrodes},  volume={19},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532008000100019},  DOI={10.1590/S0103-50532008000100019},  number={1},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Coutinho, Cláudia F. B. and Coutinho, Lincoln F. M. and Lanças, Fernando M. and Câmara, Carlos A. P. and Nixdorf, Suzana L. and Mazo, Luiz H.},  year={2008},  pages={131–139} }