@Article{amt-3-609-2010,
AUTHOR = {Mohn, J. and Guggenheim, C. and Tuzson, B. and Vollmer, M. K. and Toyoda, S. and Yoshida, N. and Emmenegger, L.},
TITLE = {A liquid nitrogen-free preconcentration unit for measurements of ambient N$_{2}$O isotopomers by QCLAS},
JOURNAL = {Atmospheric Measurement Techniques},
VOLUME = {3},
YEAR = {2010},
NUMBER = {3},
PAGES = {609--618},
URL = {http://www.atmos-meas-tech.net/3/609/2010/},
DOI = {10.5194/amt-3-609-2010}
}