http://reply.papertrans.cn/3/283/28218/28218-31.png
http://reply.papertrans.cn/3/283/28218/28218-32.png
Submitted on: 18 March 1998.
Revised on: 07 April 1998.
Accepted on: 01 May 1998.
SOCIETY & NATURAL RESOURCES
Submitted on: 07 November 2022.
Revised on: 10 December 2022.
Accepted on: 16 December 2022.
SOCIETY & NATURAL RESOURCES---TAYLOR & FRANCIS INC
http://reply.papertrans.cn/3/283/28218/28218-35.png
Submitted on: 10 June 2008.
Revised on: 07 July 2008.
Accepted on: 17 July 2008.
SOCIETY & NATURAL RESOURCES---TAYLOR & FRANCIS INC