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Submitted on: 04 October 2018.
Revised on: 01 December 2018.
Accepted on: 07 January 2019.
___________________JOURNAL OF ENGINEERING AND TECHNOLOGY MANAGEMENT
Submitted on: 03 February 1998.
Revised on: 08 April 1998.
Accepted on: 22 May 1998.
___________________JOURNAL OF ENGINEERING AND TECHNOLOGY MANAGEMENT
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Submitted on: 12 August 2007.
Revised on: 26 November 2007.
Accepted on: 01 January 2008.
___________________JOURNAL OF ENGINEERING AND TECHNOLOGY MANAGEMENT
Submitted on: 26 June 2000.
Revised on: 13 October 2000.
Accepted on: 27 November 2000.
___________________JOURNAL OF ENGINEERING AND TECHNOLOGY MANAGEMENT
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Submitted on: 01 November 2008.
Revised on: 27 February 2009.
Accepted on: 09 March 2009.
___________________JOURNAL OF ENGINEERING AND TECHNOLOGY MANAGEMENT