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Submitted on: 02 October 2008.
Revised on: 06 November 2008.
Accepted on: 19 December 2008.
___________________INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH
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Submitted on: 01 June 2005.
Revised on: 11 September 2005.
Accepted on: 20 October 2005.
___________________INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH
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Submitted on: 01 February 2006.
Revised on: 01 May 2006.
Accepted on: 17 June 2006.
___________________INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH
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Submitted on: 18 February 2018.
Revised on: 25 April 2018.
Accepted on: 20 June 2018.
___________________INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH