@article{article5cc3ca5a,
title   = {On line pre-concentration for simultaneous determination of low molecular weight organic acids and inorganic anions in Amazonian river water samples employing ion chromatography with conductivity detection},
author = {Tumang, Cristiane Azevedo and Krusche, Alex Vladimir and Victoria, Reynaldo Luiz and Richey, Jeffrey Edward},
year = {2009},
doi = {10.1590/s0044-59672009000200019},
journal   = {Acta Amazonica}
}