Costa Junior, I. L.; Lopes, T. R.; Fonseca, B. A. B.; Butik, M.; Mees, J. B. R.; Pletsch, A. L.; Torres, Y. R. Evaluation of Pseudo-Total and Labile Metals (Cu, Cr, Ni, Mn, Pb and Zn) in Surface Sediments at the Mouth of Tributaries of the Itaipu Reservoir, Brazil. Eclet. Quim. 2018, 43, 51-61.