Submitted on: 18 January 2024.
Revised on: 05 March 2024.
Accepted on: 12 April 2024.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD
Submitted on: 09 September 2018.
Revised on: 26 November 2018.
Accepted on: 20 January 2019.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD
Submitted on: 06 November 2008.
Revised on: 09 December 2008.
Accepted on: 20 December 2008.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD
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Submitted on: 04 September 2009.
Revised on: 25 September 2009.
Accepted on: 04 November 2009.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD
http://reply.papertrans.cn/2/110/10942/10942-26.png
Submitted on: 24 November 1998.
Revised on: 20 January 1999.
Accepted on: 11 March 1999.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD
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Submitted on: 01 March 2009.
Revised on: 27 March 2009.
Accepted on: 24 April 2009.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD
Submitted on: 20 January 2006.
Revised on: 10 April 2006.
Accepted on: 11 May 2006.
___________________Green Materials---EMERALD GROUP PUBLISHING LTD