TY - JOUR A1 - Wang, T. A1 - Wei, X. L. A1 - Ding, A. J. A1 - Poon, C. N. A1 - Lam, K. S. A1 - Li, Y. S. A1 - Chan, L. Y. A1 - Anson, M. T1 - Increasing surface ozone concentrations in the background atmosphere of Southern China, 1994–2007 JO - Atmos. Chem. Phys. J1 - ACP VL - 9 IS - 16 SP - 6217 EP - 6227 Y1 - 2009/08/31 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/9/6217/2009/ L1 - http://www.atmos-chem-phys.net/9/6217/2009/acp-9-6217-2009.pdf DO - 10.5194/acp-9-6217-2009 ER -