TY - JOUR A1 - Semane, N. A1 - Bencherif, H. A1 - Morel, B. A1 - Hauchecorne, A. A1 - Diab, R. D. T1 - An unusual stratospheric ozone decrease in the Southern Hemisphere subtropics linked to isentropic air-mass transport as observed over Irene (25.5° S, 28.1° E) in mid-May 2002 JO - Atmos. Chem. Phys. J1 - ACP VL - 6 IS - 7 SP - 1927 EP - 1936 Y1 - 2006/06/02 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/6/1927/2006/ L1 - http://www.atmos-chem-phys.net/6/1927/2006/acp-6-1927-2006.pdf DO - 10.5194/acp-6-1927-2006 ER -