Submitted on: 21 April 2005.
Revised on: 24 May 2005.
Accepted on: 19 June 2005.
TRANSPORTATION RESEARCH PART B-METHODOLOGICAL
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Submitted on: 30 November 2013.
Revised on: 11 January 2014.
Accepted on: 03 February 2014.
TRANSPORTATION RESEARCH PART B-METHODOLOGICAL
Submitted on: 12 June 2000.
Revised on: 06 July 2000.
Accepted on: 14 July 2000.
TRANSPORTATION RESEARCH PART B-METHODOLOGICAL
Submitted on: 12 July 2008.
Revised on: 29 July 2008.
Accepted on: 17 August 2008.
TRANSPORTATION RESEARCH PART B-METHODOLOGICAL