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. Discuss. J1 - ACPD VL - 8 IS - 1 SP - 215 EP - 243 Y1 - 2008/01/08 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/8/215/2008/ L1 - http://www.atmos-chem-phys-discuss.net/8/215/2008/acpd-8-215-2008.pdf ER -