@Article{amtd-3-1133-2010,
AUTHOR = {Benson, D. R. and Al-Refai, M. and Lee, S.-H.},
TITLE = {Chemical ionization mass spectrometer (CIMS) for ambient measurements of ammonia},
JOURNAL = {Atmospheric Measurement Techniques Discussions},
VOLUME = {3},
YEAR = {2010},
NUMBER = {2},
PAGES = {1133--1162},
URL = {http://www.atmos-meas-tech-discuss.net/3/1133/2010/},
DOI = {10.5194/amtd-3-1133-2010}
}