%0 Article %T Contributions of biomass-burning, urban, and biogenic emissions to the concentrations and light-absorbing properties of particulate matter in central Amazonia during the dry season %A Campuzano-Jost, Pedro; Day, Douglas A.; Jimenez, Jose Luis; Palm, Brett B. %8 2020-05-22 %R http://localhost/files/6969z1894 %G http://id.loc.gov/vocabulary/iso639-2/eng %[ 2020-05-22 %9 Article %~ CU Scholar %W CU Boulder