@inproceedings{inproceedings820a984b,
title   = {Determination of cr (vi) in air of chrome plating plants and in urine of the workers by graphite furnace atomic absorption spectrometry},
author = {Silva, C S and Oliveira, E.},
year = {1992},
publisher = {Puc},
booktitle   = {Rio Symposium on Atomic Spectrometry}
}