TY - JOUR A1 - Luan, T. A1 - Guo, X. A1 - Guo, L. A1 - Zhang, T. T1 - Quantifying the relationship between PM2.5 concentration, visibility and planetary boundary layer height for long-lasting haze and fog–haze mixed events in Beijing JO - Atmos. Chem. Phys. J1 - ACP VL - 18 IS - 1 SP - 203 EP - 225 Y1 - 2018/01/08 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/18/203/2018/ L1 - https://acp.copernicus.org/articles/18/203/2018/acp-18-203-2018.pdf DO - 10.5194/acp-18-203-2018 ER -