@Article{acpd-9-21073-2009,
AUTHOR = {Villani, M. G. and Bergamaschi, P. and Krol, M. and Meirink, J. F. and Dentener, F.},
TITLE = {Inverse modeling of European CH$_{4}$ emissions: sensitivity to the observational network},
JOURNAL = {Atmospheric Chemistry and Physics Discussions},
VOLUME = {9},
YEAR = {2009},
NUMBER = {5},
PAGES = {21073--21110},
URL = {http://www.atmos-chem-phys-discuss.net/9/21073/2009/},
DOI = {10.5194/acpd-9-21073-2009}
}