Poster Study of the inter-annual ozone variation at European high latitudes. Werner, R.,Stebel, K.; Hansen, G.H.; Hoppe, U.-P.; Gausa, M.; Kivi, R.; van der Gathen, P.; Orsolini, Y. Publication details 37th COSPAR Scientific Assembly, Montreal, Canada , 13-20 July 2008. (Paper number: A11-0166-08).