@article{article7d1c750c,
title   = {Seasonal behavior of tropospheric ozone in the Sao Paulo (Brazil) metropolitan area},
author = {Massambani, Oswaldo and Andrade, Maria de Fátima},
year = {1994},
doi = {10.1016/1352-2310(94)00152-b},
journal   = {Atmospheric Environment}
}