@article{Eskes_2003,
title={Averaging kernels for DOAS total-column satellite retrievals},
volume={3},
ISSN={1680-7324},
url={http://dx.doi.org/10.5194/acp-3-1285-2003},
DOI={10.5194/acp-3-1285-2003},
number={5},
journal={Atmospheric Chemistry and Physics},
publisher={Copernicus GmbH},
author={Eskes,
H. J. and Boersma,
K. F.},
year={2003},
month=sep,
pages={1285–1291} }