Affiliation: | (1) Queen's University, Kingston, Ontario;(2) Bolt Beranek and Newman Inc., Canoga Park, California;(3) Department of Civil Engineering, Duke University, 27706 Durham, North Carolina;(4) Institute for Transport Studies, University of Leeds, UK;(5) Urban Planning Program, University of California, Los Angeles;(6) Barton-Aschman Associates, Inc., Minneapolis, Minnesota |