@Article{acpd-5-12617-2005, AUTHOR = {Semane, N. and Bencherif, H. and Morel, B. and Hauchecorne, A. and Diab, R. D.}, TITLE = {An unusual stratospheric ozone decrease linked to isentropic air-mass transport as observed over Irene (25.5° S, 28.1° E) in mid-May 2002}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {5}, YEAR = {2005}, NUMBER = {6}, PAGES = {12617--12639}, URL = {http://www.atmos-chem-phys-discuss.net/5/12617/2005/}, ISSN = {1680-7367} }