@Article{acp-7-3749-2007,
AUTHOR = {Elbern, H. and Strunk, A. and Schmidt, H. and Talagrand, O.},
TITLE = {Emission rate and chemical state estimation by 4-dimensional variational inversion},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {7},
YEAR = {2007},
NUMBER = {14},
PAGES = {3749--3769},
URL = {http://www.atmos-chem-phys.net/7/3749/2007/},
ISSN = {1680-7316}
}