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Submitted on: 12 February 2003.
Revised on: 23 March 2003.
Accepted on: 20 May 2003.
___________________CLAYS AND CLAY MINERALS---SPRINGER
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http://reply.papertrans.cn/1/55/5490/5490-34.png
Submitted on: 15 November 2008.
Revised on: 21 February 2009.
Accepted on: 15 April 2009.
___________________CLAYS AND CLAY MINERALS---SPRINGER
Submitted on: 31 August 2009.
Revised on: 19 November 2009.
Accepted on: 29 November 2009.
___________________CLAYS AND CLAY MINERALS---SPRINGER