@article{article7ed7d6d0, title = {Quality reference values and background concentrations of potentially toxic elements in soils from the Eastern Amazon, Brazil}, author = {Fernandes, Antonio Rodrigues and Souza, Edna Santos de and Braz, Anderson Martins de Souza and Birani, Sannah Mohamad and Alleoni, Luís Reynaldo Ferracciú}, year = {2018}, doi = {10.1016/j.gexplo.2018.04.012}, journal = {Journal of Geochemical Exploration} }