Submitted on: 18 June 2004.
Revised on: 25 July 2004.
Accepted on: 14 September 2004.
___________________INTERNATIONAL JOURNAL OF ENERGY RESEARCH
http://reply.papertrans.cn/2/134/13354/13354-22.png
http://reply.papertrans.cn/2/134/13354/13354-23.png
Submitted on: 09 September 1998.
Revised on: 08 October 1998.
Accepted on: 18 October 1998.
___________________INTERNATIONAL JOURNAL OF ENERGY RESEARCH
Submitted on: 13 November 2010.
Revised on: 29 January 2011.
Accepted on: 13 February 2011.
___________________INTERNATIONAL JOURNAL OF ENERGY RESEARCH
http://reply.papertrans.cn/2/134/13354/13354-26.png
Submitted on: 05 February 2011.
Revised on: 06 March 2011.
Accepted on: 03 May 2011.
___________________INTERNATIONAL JOURNAL OF ENERGY RESEARCH
Submitted on: 25 May 2015.
Revised on: 07 July 2015.
Accepted on: 20 July 2015.
___________________INTERNATIONAL JOURNAL OF ENERGY RESEARCH
Submitted on: 19 March 2015.
Revised on: 16 May 2015.
Accepted on: 02 June 2015.
___________________INTERNATIONAL JOURNAL OF ENERGY RESEARCH
http://reply.papertrans.cn/2/134/13354/13354-30.png