Multiple pathways for the formation of secondary organic aerosol in the North China Plain in summer. - Gu, Yifang; Huang, Ru-Jin; Duan, Jing; Xu, Wei; Lin, Chunshui; Zhong, Haobin; Wang, Ying; Ni, Haiyan; Liu, Quan; Xu, Ruiguang; Wang, Litao; Li, Yong Jie (Atmospheric Chemistry & Physics, 2023)