@article{zuin_airoldi_nascimento_landgraf_rezende_1999,  title={Determination of Pentachlorophenol and Hexachlorobenzene in Natural Waters Affected by Industrial Chemical Residues},  volume={10},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50531999000100005},  DOI={10.1590/S0103-50531999000100005},  number={1},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Zuin, Vânia Gomes and Airoldi, Flavia Pereira da Silva and Nascimento, Nádia Regina do and Landgraf, Maria Diva and Rezende, Maria Olímpia de O.},  year={1999},  month={Jan},  pages={25–30} }