References
- Backarach , J. 1992 . The SCRRA Clean Locomotive Programme , Washington, D.C. : American Public Transport Association .
- Green , M. 1994 . Introduction: How Vehicle Pollution Affects our Health , London, , U.K. : Abacus .
- Los Angeles County Transportation Commission . 1992 . 30‐Year Integrated Transportation Plan , Los Angeles : LACTC .
- Schmid , G. 1992 . New Technology Options for Transit in California , IFTF .
- South Coast Air Quality Management District/Southern California Association of Governments, 1991 . 1991 . Air Quality Management Plan—South Coast Air Basin and Appendix IV‐E—Transportation and Land use Control Measures California, , U.S.A.
- South Coast Air Quality Management DistricvSouthern California Association of Governments . 1994 . 1994 Air Quality Management Plan—Meeting the Clean Air Challenge and Draft Appendices TV‐B (District's Mobile Source Control Measures), IV‐C (Transportation Control and Indirect Source Measures Recommendations from the SCAG Regional Council)
- Southern California Rapid Transit District . 1992 . Clean Air Research and Development Programmes
- State of California Air Resource Board . 1990 . Proposed Regulations for Low‐Emission Vehicles and Clean Fuels
- 1994 . Urban Transport Systems , thirteenth edition , London, , U.K. : Jane's .