Ground based aerosol characterization during the South American Biomass Burning Analysis (SAMBBA) field experiment - Brito, Joel Ferreira de; Rizzo, Luciana Varanda; Morgan, W T; Coe, H; Johnson, B; Haywood, J; Longo, K; Freitas, S; Andreae, M O; Artaxo Netto, Paulo Eduardo (Atmospheric Chemistry and Physics, 2014)