Submitted on: 02 January 2007.
Revised on: 23 April 2007.
Accepted on: 04 May 2007.
___________________Energy for Sustainable Development
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Submitted on: 06 September 2007.
Revised on: 10 October 2007.
Accepted on: 17 November 2007.
___________________Energy for Sustainable Development
Submitted on: 28 November 2024.
Revised on: 22 February 2025.
Accepted on: 07 March 2025.
___________________Energy for Sustainable Development
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Submitted on: 23 February 2006.
Revised on: 14 June 2006.
Accepted on: 25 July 2006.
___________________Energy for Sustainable Development