@Article{acp-9-2729-2009,
AUTHOR = {Baumgaertner, A. J. G. and J\"ockel, P. and Br\"uhl, C.},
TITLE = {Energetic particle precipitation in ECHAM5/MESSy1 – Part 1: Downward transport of upper atmospheric NO$_{x}$ produced by low energy electrons},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {9},
YEAR = {2009},
NUMBER = {8},
PAGES = {2729--2740},
URL = {http://www.atmos-chem-phys.net/9/2729/2009/},
DOI = {10.5194/acp-9-2729-2009}
}