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Submitted on: 27 October 2013.
Revised on: 01 December 2013.
Accepted on: 27 December 2013.
Nature Energy---NATURE PORTFOLIO
Submitted on: 31 August 1998.
Revised on: 02 October 1998.
Accepted on: 13 October 1998.
Nature Energy
Submitted on: 22 July 2006.
Revised on: 29 August 2006.
Accepted on: 24 September 2006.
Nature Energy---NATURE PORTFOLIO
Submitted on: 12 May 2023.
Revised on: 23 June 2023.
Accepted on: 30 June 2023.
Nature Energy