Submitted on: 27 February 2005.
Revised on: 28 April 2005.
Accepted on: 11 May 2005.
___________________Fuel---ELSEVIER SCI LTD
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Submitted on: 30 July 2003.
Revised on: 06 September 2003.
Accepted on: 17 October 2003.
___________________Fuel---ELSEVIER SCI LTD
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Submitted on: 19 August 2006.
Revised on: 07 December 2006.
Accepted on: 15 January 2007.
___________________Fuel---ELSEVIER SCI LTD
Submitted on: 15 January 2009.
Revised on: 07 May 2009.
Accepted on: 27 May 2009.
___________________Fuel---ELSEVIER SCI LTD
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Submitted on: 01 March 1998.
Revised on: 29 March 1998.
Accepted on: 14 May 1998.
___________________Fuel---ELSEVIER SCI LTD