TY - JOUR A1 - Durry, G. A1 - Hauchecorne, A. T1 - Evidence for long-lived polar vortex air in the mid-latitude summer stratosphere from in situ laser diode CH4 and H2O measurements JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 5 IS - 2 SP - 1241 EP - 1253 Y1 - 2005/03/09 PB - Copernicus Publications SN - 1680-7375 UR - http://www.atmos-chem-phys-discuss.net/5/1241/2005/ L1 - http://www.atmos-chem-phys-discuss.net/5/1241/2005/acpd-5-1241-2005.pdf DO - 10.5194/acpd-5-1241-2005 ER -