@misc{misc672dfbae,
title   = {Direct and semi-direct aerosol effects: a modeled study for biomass burning aerosol radiative forcing in the Amazon region},
author = {Procopio, A S and Artaxo Netto, Paulo Eduardo},
year = {2009},
publisher = {American Institute of Physics},
booktitle   = {International Radiation Symposium (IRC/IAMAS)}
}