1. http://www.itsa.org/whatits.html
2. http://www.path.berkeley.edu
3. Deakin, E. “Transportation in California: The Coming Challenges,” California’s Future in the Balance, Policy Issues Annual, Pat Brown Institute, Cal State University Los Angeles, and Institute of Governmental Studies, University of California, Berkeley, 2001.
4. Dahms, L. D. “Partners Join Forces to ‘JUMP Start’ San Francisco Bay Area Traffic,” ITE Journal, Vol. 62, No. 12, December 1992, 22–24. TRB 2003 Annual Meeting CD-ROM Original paper submittal — not revised by author.
5. Yee, B. M., Jack L. F. “San Francisco Red Light Camera Enforcement Program,” Institute of Transportation Engineers Meeting (67th: 1997: Boston, Mass.). Compendium of technical papers [CD-ROM].