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Submitted on: 12 November 1999.
Revised on: 26 November 1999.
Accepted on: 24 December 1999.
Transportation Geotechnics---ELSEVIER
Submitted on: 13 June 2000.
Revised on: 11 July 2000.
Accepted on: 06 August 2000.
Transportation Geotechnics
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Submitted on: 06 December 2002.
Revised on: 25 December 2002.
Accepted on: 18 January 2003.
Transportation Geotechnics
Submitted on: 29 September 2001.
Revised on: 11 October 2001.
Accepted on: 17 October 2001.
Transportation Geotechnics---ELSEVIER
Submitted on: 11 July 2002.
Revised on: 22 August 2002.
Accepted on: 07 September 2002.
Transportation Geotechnics---ELSEVIER
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