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http://reply.papertrans.cn/2/144/14373/14373-12.png
Submitted on: 13 June 2005.
Revised on: 01 September 2005.
Accepted on: 25 October 2005.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
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Submitted on: 09 March 2000.
Revised on: 24 April 2000.
Accepted on: 11 June 2000.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 05 August 2006.
Revised on: 24 September 2006.
Accepted on: 19 November 2006.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 28 December 2012.
Revised on: 07 February 2013.
Accepted on: 05 March 2013.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 18 February 2001.
Revised on: 03 June 2001.
Accepted on: 13 July 2001.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 04 January 2010.
Revised on: 10 April 2010.
Accepted on: 15 May 2010.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW
Submitted on: 19 February 2015.
Revised on: 04 April 2015.
Accepted on: 03 May 2015.
___________________INTERNATIONAL REGIONAL SCIENCE REVIEW