TY - JOUR A1 - Hendrick, F. A1 - Müller, J.-F. A1 - Clémer, K. A1 - Wang, P. A1 - De Mazière, M. A1 - Fayt, C. A1 - Gielen, C. A1 - Hermans, C. A1 - Ma, J. Z. A1 - Pinardi, G. A1 - Stavrakou, T. A1 - Vlemmix, T. A1 - Van Roozendael, M. T1 - Four years of ground-based MAX-DOAS observations of HONO and NO2 in the Beijing area JO - Atmos. Chem. Phys. J1 - ACP VL - 14 IS - 2 SP - 765 EP - 781 Y1 - 2014/01/22 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/14/765/2014/ L1 - https://acp.copernicus.org/articles/14/765/2014/acp-14-765-2014.pdf DO - 10.5194/acp-14-765-2014 ER -