Based on the variation of black carbon in PM2.5 to observe pollution episode in winter Shanghai
CHEN Qi, FANG Yin, FENG Yanli, ZHANG Fan, ZHU Wenjie, WANG Wu, CHEN Yingjun
Journal of Shanghai University(Natural Science Edition) . 2020, (2): 263 -274 .  DOI: 10.12066/j.issn.1007-2861.2025