@Article{acp-9-5905-2009,
AUTHOR = {B\"onisch, H. and Engel, A. and Curtius, J. and Birner, Th. and Hoor, P.},
TITLE = {Quantifying transport into the lowermost stratosphere using simultaneous in-situ measurements of SF$_{6}$ and CO$_{2}$},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {9},
YEAR = {2009},
NUMBER = {16},
PAGES = {5905--5919},
URL = {http://www.atmos-chem-phys.net/9/5905/2009/},
DOI = {10.5194/acp-9-5905-2009}
}