Submitted on: 08 March 2009.
Revised on: 14 May 2009.
Accepted on: 12 June 2009.
___________________INTERNATIONAL JOURNAL OF VEHICLE DESIGN
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Submitted on: 19 June 2010.
Revised on: 16 October 2010.
Accepted on: 30 November 2010.
___________________INTERNATIONAL JOURNAL OF VEHICLE DESIGN
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