@Article{acp-13-129-2013,
AUTHOR = {Liu, J. and Logan, J. A. and Murray, L. T. and Pumphrey, H. C. and Schwartz, M. J. and Megretskaia, I. A.},
TITLE = {Transport analysis and source attribution of seasonal and interannual variability of CO in the tropical upper troposphere and lower stratosphere},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {13},
YEAR = {2013},
NUMBER = {1},
PAGES = {129--146},
URL = {http://www.atmos-chem-phys.net/13/129/2013/},
DOI = {10.5194/acp-13-129-2013}
}