@article{articlef702eecb,
title   = {A flow system exploiting multicommutation for speciation of inorganic nitrogen in waters},
author = {Rocha, Fábio Rodrigo Piovezani and Reis, Boaventura Freire dos},
year = {2000},
doi = {10.1016/s0003-2670(99)00883-1},
journal   = {Analytica Chimica Acta}
}