@article{article44938e1c,
title   = {Space charge and mass discrimination effects on lead isotope ratio measurements by ICP-QMS in environmental samples with high uranium content},
author = {Santos, Rui and Canto Machado, M. J. and Ruiz, Izabel Ramos and Sato, Kei and Vasconcelos, M. T. S. D.},
year = {2007},
doi = {10.1039/b618783h},
journal   = {Journal of Analytical Atomic Spectrometry}
}