@Article{acp-13-347-2013,
AUTHOR = {Hudda, N. and Fruin, S. and Delfino, R. J. and Sioutas, C.},
TITLE = {Efficient determination of vehicle emission factors by fuel use category using on-road measurements: downward trends on Los Angeles freight corridor I-710},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {13},
YEAR = {2013},
NUMBER = {1},
PAGES = {347--357},
URL = {http://www.atmos-chem-phys.net/13/347/2013/},
DOI = {10.5194/acp-13-347-2013}
}