@Article{acpd-7-7933-2007, AUTHOR = {Pitts, M. C. and Thomason, L. W. and Poole, L. R. and Winker, D. M.}, TITLE = {Characterization of Polar Stratospheric Clouds with Space-Borne Lidar: CALIPSO and the 2006 Antarctic Season}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {7}, YEAR = {2007}, NUMBER = {3}, PAGES = {7933--7985}, URL = {http://www.atmos-chem-phys-discuss.net/7/7933/2007/}, ISSN = {1680-7367} }