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Submitted on: 19 August 1998.
Revised on: 28 November 1998.
Accepted on: 18 January 1999.
___________________HUMAN ECOLOGY---SPRINGER/PLENUM PUBLISHERS
Submitted on: 25 February 2009.
Revised on: 10 May 2009.
Accepted on: 23 June 2009.
___________________HUMAN ECOLOGY---SPRINGER/PLENUM PUBLISHERS
Submitted on: 15 December 2003.
Revised on: 11 March 2004.
Accepted on: 05 April 2004.
___________________HUMAN ECOLOGY---SPRINGER/PLENUM PUBLISHERS
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http://reply.papertrans.cn/2/116/11557/11557-26.png
Submitted on: 07 April 2023.
Revised on: 24 May 2023.
Accepted on: 24 June 2023.
___________________HUMAN ECOLOGY---SPRINGER/PLENUM PUBLISHERS
Submitted on: 17 August 2023.
Revised on: 30 September 2023.
Accepted on: 20 October 2023.
___________________HUMAN ECOLOGY---SPRINGER/PLENUM PUBLISHERS
http://reply.papertrans.cn/2/116/11557/11557-29.png
Submitted on: 25 March 2023.
Revised on: 23 April 2023.
Accepted on: 22 May 2023.
___________________HUMAN ECOLOGY---SPRINGER/PLENUM PUBLISHERS