TY - JOUR A1 - Tang, G. A1 - Li, X. A1 - Wang, Y. A1 - Xin, J. A1 - Ren, X. T1 - Surface ozone trend details and interpretations in Beijing, 2001–2006 JO - Atmos. Chem. Phys. J1 - ACP VL - 9 IS - 22 SP - 8813 EP - 8823 Y1 - 2009/11/20 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/9/8813/2009/ L1 - http://www.atmos-chem-phys.net/9/8813/2009/acp-9-8813-2009.pdf DO - 10.5194/acp-9-8813-2009 ER -