TY - JOUR A1 - Andersen, S. B. A1 - Knudsen, B. M. T1 - The influence of polar vortex ozone depletion on NH mid-latitude ozone trends in spring JO - Atmos. Chem. Phys. J1 - ACP VL - 6 IS - 10 SP - 2837 EP - 2845 Y1 - 2006/07/11 PB - Copernicus Publications SN - 1680-7316 UR - http://www.atmos-chem-phys.net/6/2837/2006/ L1 - http://www.atmos-chem-phys.net/6/2837/2006/acp-6-2837-2006.pdf ER -