@article{chagas_santos_santos_oliveira_korn_2009,  title={Exploiting iminoquinone free radical production for thiol based drugs determination in pharmaceutical formulations},  volume={20},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532009000900012},  DOI={10.1590/S0103-50532009000900012},  number={9},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Chagas, Manoel P. and Santos, Josué C. C. and Santos, Eduardo B. G. N. and Oliveira, Tiago D. and Korn, Mauro},  year={2009},  pages={1646–1652} }