@article{
 title = {Contribution of motor vehicle emissions to organic carbon and fine particle mass in Pittsburgh, Pennsylvania: Effects of varying source profiles and seasonal trends in ambient marker concentrations},
 type = {article},
 year = {2006},
 identifiers = {[object Object]},
 pages = {8002-8019},
 volume = {40},
 id = {0bb4cbb5-3d29-3efd-a24a-b62935069dab},
 created = {2014-10-08T16:26:04.000Z},
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 profile_id = {363623ef-1990-38f1-b354-f5cdaa6548b2},
 group_id = {02267cec-5558-3876-9cfc-78d056bad5b9},
 last_modified = {2017-03-14T17:32:24.802Z},
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 citation_key = {Subramanian2006},
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 bibtype = {article},
 author = {Subramanian, R and Donahue, Neil M and Bernardo-Bricker, Anna and Rogge, Wolfgang F and Robinson, Allen L},
 journal = {Atmospheric Environment}
}