@article{oliveira_lafon_corrêa_carvalho_2016,  title={Distribution and isotopic composition of lead in bottom sediments from the hydrographic system of Belém, Pará (western margin of Guajará Bay and Carnapijó River)},  volume={46},  ISSN={2317-4889},  url={https://doi.org/10.1590/2317-488920160030297},  DOI={10.1590/2317-488920160030297},  journal={Brazilian Journal of Geology},  publisher={Sociedade Brasileira de Geologia},  author={Oliveira, Elma Costa and Lafon, Jean Michel and Corrêa, José Augusto Martins and Carvalho, Jully Hellen dos Santos},  year={2016},  month={Jun},  pages={197–208} }