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 - De Sá, Suzane S; Rizzo, Luciana V; Palm, Brett B.; Campuzano-Jost, Pedro; Day, Douglas A; Yee, Lindsay D; Wernis, Rebecca; Isaacman-Vanwertz, Gabriel; Brito, Joel; Carbone, Samara; Liu, YingJun; Sedlacek, Arthur; et al. (Atmospheric Chemistry and Physics, 2019)