| Sick of Soot. Reducing the Health Impacts of Diesel Pollution in California, UCS 2004. |
| New Methods for Modelling and Estimating the Social Costs of Motor Vehicle Use, Dissertation Seiji Steimetz, UCI 2004. |
| Quantification of the Health and Economic Impacts of Air Pollution from Ports and International Goods Movement in California, CARB 2002 |
| No Escape from Diesel Exhaust, Clean Air Task Force, February 2007. |
| Paying with Our Health. The Real Cost of Freight Transport in California. PRI, November 2006, |
| The Dark Side of the New Economy. Wade Graham, OnEarth Magazine, Spring 2007. |
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