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Submitted on: 07 September 2009.
Revised on: 14 November 2009.
Accepted on: 22 December 2009.
___________________JOURNAL OF MANAGEMENT IN ENGINEERING
Submitted on: 02 February 2007.
Revised on: 06 May 2007.
Accepted on: 09 June 2007.
___________________JOURNAL OF MANAGEMENT IN ENGINEERING
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Submitted on: 17 September 2008.
Revised on: 06 January 2009.
Accepted on: 05 March 2009.
___________________JOURNAL OF MANAGEMENT IN ENGINEERING
Submitted on: 29 September 2007.
Revised on: 13 December 2007.
Accepted on: 19 January 2008.
___________________JOURNAL OF MANAGEMENT IN ENGINEERING