"March 2007."; Includes bibliographical references (p. 37-38).; Performed in cooperation with the California Dept. of Transportation and the Federal Highway Administration under Task Order no.; Harvested from the web on 4/27/07
Title from PDF title page (viewed on March 9, 2010).; Sponsored by U.S. Dept. of Transportation University Transportation Centers Program.; "February 2010."; Includes bibliographical references (p. 103-106).; Final report.; Text document (PDF).;...
Text document in PDF format.; Title from PDF title page (viewed on February 7, 2011).; "November 2010."; Reprint. Originally published in Journal of Transportation Studies, vol. 3, no. 4 (December 2010).; Includes bibliographical references.