TY - JOUR A1 - Xu, X. A1 - Lin, W. A1 - Wang, T. A1 - Yan, P. A1 - Tang, J. A1 - Meng, Z. A1 - Wang, Y. T1 - Long-term trend of surface ozone at a regional background station in eastern China 1991–2006: enhanced variability JO - Atmos. Chem. Phys. J1 - ACP VL - 8 IS - 10 SP - 2595 EP - 2607 Y1 - 2008/05/19 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/8/2595/2008/ L1 - http://www.atmos-chem-phys.net/8/2595/2008/acp-8-2595-2008.pdf DO - 10.5194/acp-8-2595-2008 ER -