@Article{acpd-4-7837-2004, AUTHOR = {Schmidt, T. and Heise, S. and Wickert, J. and Beyerle, G. and Reigber, C.}, TITLE = {GPS radio occultation with CHAMP: monitoring of climate change parameters}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {4}, YEAR = {2004}, NUMBER = {6}, PAGES = {7837--7857}, URL = {http://www.atmos-chem-phys-discuss.net/4/7837/2004/}, ISSN = {1680-7367} }