TY - JOUR A1 - Tarasova, O. A. A1 - Brenninkmeijer, C. A. M. A1 - Jöckel, P. A1 - Zvyagintsev, A. M. A1 - Kuznetsov, G. I. T1 - A climatology of surface ozone in the extra tropics: cluster analysis of observations and model results JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 7 IS - 4 SP - 12541 EP - 12572 Y1 - 2007/08/23 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/7/12541/2007/ L1 - http://www.atmos-chem-phys-discuss.net/7/12541/2007/acpd-7-12541-2007.pdf ER -