http://reply.papertrans.cn/3/283/28227/28227-21.png
Submitted on: 05 December 2002.
Revised on: 22 December 2002.
Accepted on: 16 January 2003.
SOCIO-ECONOMIC PLANNING SCIENCES
Submitted on: 23 August 2006.
Revised on: 19 September 2006.
Accepted on: 06 October 2006.
SOCIO-ECONOMIC PLANNING SCIENCES
Submitted on: 19 March 2007.
Revised on: 01 April 2007.
Accepted on: 09 April 2007.
SOCIO-ECONOMIC PLANNING SCIENCES
http://reply.papertrans.cn/3/283/28227/28227-25.png
Submitted on: 17 October 2011.
Revised on: 24 November 2011.
Accepted on: 01 December 2011.
SOCIO-ECONOMIC PLANNING SCIENCES
Submitted on: 07 September 2015.
Revised on: 19 October 2015.
Accepted on: 02 November 2015.
SOCIO-ECONOMIC PLANNING SCIENCES
http://reply.papertrans.cn/3/283/28227/28227-28.png
http://reply.papertrans.cn/3/283/28227/28227-29.png
Submitted on: 12 December 2008.
Revised on: 20 January 2009.
Accepted on: 11 February 2009.
SOCIO-ECONOMIC PLANNING SCIENCES