Submitted on: 20 April 2008.
Revised on: 26 July 2008.
Accepted on: 20 August 2008.
___________________Energy & Environment---SAGE PUBLICATIONS LTD
http://reply.papertrans.cn/1/84/8371/8371-12.png
Submitted on: 20 January 2017.
Revised on: 16 February 2017.
Accepted on: 27 March 2017.
___________________Energy & Environment---SAGE PUBLICATIONS LTD
http://reply.papertrans.cn/1/84/8371/8371-14.png
Submitted on: 07 January 2001.
Revised on: 02 May 2001.
Accepted on: 13 June 2001.
___________________Energy & Environment---SAGE PUBLICATIONS LTD
http://reply.papertrans.cn/1/84/8371/8371-16.png
Submitted on: 26 September 2013.
Revised on: 30 October 2013.
Accepted on: 10 November 2013.
___________________Energy & Environment---SAGE PUBLICATIONS LTD
Submitted on: 08 February 2023.
Revised on: 14 March 2023.
Accepted on: 03 May 2023.
___________________Energy & Environment---SAGE PUBLICATIONS LTD
Submitted on: 30 November 2011.
Revised on: 28 December 2011.
Accepted on: 15 February 2012.
___________________Energy & Environment---SAGE PUBLICATIONS LTD
Submitted on: 17 February 2002.
Revised on: 20 April 2002.
Accepted on: 14 May 2002.
___________________Energy & Environment---SAGE PUBLICATIONS LTD