The Long-Term Trends and Interannual Variability in Surface Ozone Levels in Beijing from 1995 to 2020. - Jin Hong; Wuke Wang; Zhixuan Bai; Jianchun Bian; Mengchu Tao; Paul Konopka; Felix Ploeger; Rolf Müller; Hongyue Wang; Jinqiang Zhang; Shuyun Zhao; Jintao Zhu (Remote. Sens., 2022)