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Submitted on: 05 December 2000.
Revised on: 03 January 2001.
Accepted on: 26 February 2001.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 04 March 2008.
Revised on: 27 May 2008.
Accepted on: 18 July 2008.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 04 May 2015.
Revised on: 01 August 2015.
Accepted on: 13 September 2015.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 18 May 2011.
Revised on: 29 June 2011.
Accepted on: 13 July 2011.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 08 June 2014.
Revised on: 10 August 2014.
Accepted on: 01 September 2014.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
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Submitted on: 30 March 2009.
Revised on: 23 July 2009.
Accepted on: 27 August 2009.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW