Molecular composition and photochemical evolution of water-soluble organic carbon (WSOC) extracted from field biomass burning aerosols using high-resolution mass spectrometry - Cai, J.; Zeng, X.; Zhi, G.; Gligorovski, S.; Sheng, G.; Yu, Z.; Wang, X.; Peng, P. (Atmos. Chem. Phys., 2020)