@article{Dethof_2004,
title={Ozone assimilation in the ERA‐40 reanalysis project},
volume={130},
ISSN={1477-870X},
url={http://dx.doi.org/10.1256/qj.03.196},
DOI={10.1256/qj.03.196},
number={603},
journal={Quarterly Journal of the Royal Meteorological Society},
publisher={Wiley},
author={Dethof,
A. and Hólm,
E. V.},
year={2004},
month=oct,
pages={2851–2872} }