@Article{acp-5-1467-2005,
AUTHOR = {Durry, G. and Hauchecorne, A.},
TITLE = {Evidence for long-lived polar vortex air in the mid-latitude summer stratosphere from in situ laser diode CH$_{4}$ and H$_{2}$O measurements},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {5},
YEAR = {2005},
NUMBER = {6},
PAGES = {1467--1472},
URL = {http://www.atmos-chem-phys.net/5/1467/2005/},
DOI = {10.5194/acp-5-1467-2005}
}