%0 Journal Article %K Particulate matter %K Black carbon %K Air quality %K Aethalometer %K Air pollution trends %K Coefficient of haze %K Diesel vehicle %K Motor vehicle emissions %A Thomas W Kirchstetter %A Jeffery Aguiar %A Shaheen R Tonse %A Tihomir Novakov %A David Fairly %B Atmospheric Environment %D 2007 %N 3 %P 480-491 %R 10.1016/j.atmosenv.2007.09.063 %T Black Carbon Concentrations and Diesel Vehicle Emission Factors Derived from Coefficient of Haze Measurements in California: 1967-2003 %V 42 %8 01/2008