Submitted on: 16 September 2022.
Revised on: 04 October 2022.
Accepted on: 14 October 2022.
Natural Resources Research---SPRINGER
http://reply.papertrans.cn/3/227/22688/22688-22.png
Submitted on: 04 September 2019.
Revised on: 26 September 2019.
Accepted on: 04 October 2019.
Natural Resources Research
Submitted on: 26 April 2020.
Revised on: 13 May 2020.
Accepted on: 04 June 2020.
Natural Resources Research---SPRINGER
Submitted on: 10 September 2020.
Revised on: 29 September 2020.
Accepted on: 10 October 2020.
Natural Resources Research
Submitted on: 06 February 2013.
Revised on: 07 March 2013.
Accepted on: 18 March 2013.
Natural Resources Research
Submitted on: 09 March 2011.
Revised on: 11 April 2011.
Accepted on: 30 April 2011.
Natural Resources Research---SPRINGER
http://reply.papertrans.cn/3/227/22688/22688-28.png
Submitted on: 16 May 2011.
Revised on: 07 June 2011.
Accepted on: 05 July 2011.
Natural Resources Research---SPRINGER
Submitted on: 16 January 1999.
Revised on: 24 February 1999.
Accepted on: 28 February 1999.
Natural Resources Research---SPRINGER