@article{Lefever_2015, title={Copernicus stratospheric ozone service, 2009–2012:  validation, system intercomparison and roles of input data sets}, volume={15}, ISSN={1680-7324}, url={http://dx.doi.org/10.5194/acp-15-2269-2015}, DOI={10.5194/acp-15-2269-2015}, number={5}, journal={Atmospheric Chemistry and Physics}, publisher={Copernicus GmbH}, author={Lefever, K. and van der A, R. and Baier, F. and Christophe, Y. and Errera, Q. and Eskes, H. and Flemming, J. and Inness, A. and Jones, L. and Lambert, J.-C. and Langerock, B. and Schultz, M. G. and Stein, O. and Wagner, A. and Chabrillat, S.}, year={2015}, month=mar, pages={2269–2293} }