Submitted on: 01 October 2001.
Revised on: 25 December 2001.
Accepted on: 25 January 2002.
___________________Foresight---EMERALD GROUP PUBLISHING LTD
http://reply.papertrans.cn/2/101/10013/10013-12.png
http://reply.papertrans.cn/2/101/10013/10013-13.png
http://reply.papertrans.cn/2/101/10013/10013-14.png
http://reply.papertrans.cn/2/101/10013/10013-15.png
http://reply.papertrans.cn/2/101/10013/10013-16.png
http://reply.papertrans.cn/2/101/10013/10013-17.png
Submitted on: 25 August 1999.
Revised on: 16 November 1999.
Accepted on: 09 December 1999.
___________________Foresight---EMERALD GROUP PUBLISHING LTD
Submitted on: 18 January 2025.
Revised on: 08 April 2025.
Accepted on: 19 May 2025.
___________________Foresight---EMERALD GROUP PUBLISHING LTD
Submitted on: 15 December 2006.
Revised on: 26 February 2007.
Accepted on: 29 March 2007.
___________________Foresight---EMERALD GROUP PUBLISHING LTD