@article{article2913eb92,
title   = {Validation of the emission inventory in the São Paulo metropolitan area of Brazil, based on ambient concentrations rations of CO, NMOG and NOx and on a photochemical model},
author = {Vivanco, Marta G and Andrade, Maria de Fátima},
year = {2006},
doi = {10.1016/j.atmosenv.2005.10.041},
journal   = {Atmospheric Environment}
}