@Article{acp-7-549-2007,
AUTHOR = {Salcedo, D. and Onasch, T. B. and Canagaratna, M. R. and Dzepina, K. and Huffman, J. A. and Jayne, J. T. and Worsnop, D. R. and Kolb, C. E. and Weimer, S. and Drewnick, F. and Allan, J. D. and Delia, A. E. and Jimenez, J. L.},
TITLE = {Technical Note: Use of a beam width probe in an Aerosol Mass  Spectrometer to monitor particle collection efficiency in the field},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {7},
YEAR = {2007},
NUMBER = {2},
PAGES = {549--556},
URL = {http://www.atmos-chem-phys.net/7/549/2007/},
DOI = {10.5194/acp-7-549-2007}
}