@Article{acpd-8-8273-2008, AUTHOR = {Schneising, O. and Buchwitz, M. and Burrows, J. P. and Bovensmann, H. and Bergamaschi, P. and Peters, W.}, TITLE = {Three years of greenhouse gas column-averaged dry air mole fractions retrieved from satellite – Part 2: Methane}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {8}, YEAR = {2008}, NUMBER = {3}, PAGES = {8273--8326}, URL = {http://www.atmos-chem-phys-discuss.net/8/8273/2008/}, DOI = {10.5194/acpd-8-8273-2008} }