1. U.S. Environmental Protection Agency.Control of Emissions of Hazardous Air Pollutants from Mobile Sources; Final Rule.Fed. Regist.2001,66 (61),17230−17273.
2. California State Legislature, Session 2003−2004, Senate Bill 352.
3. Federal Highway Administration FHWA MSAT Study US 95 Settlement Agreement.http://www.fhwa.dot.gov/environment/airtoxicmsat/setagree.htm(accessed November 19, 2009) .
4. Childhood Asthma Hospitalization and Residential Exposure to State Route Traffic