Submitted on: 30 October 1999.
Revised on: 27 December 1999.
Accepted on: 27 January 2000.
___________________APPLIED CLAY SCIENCE---ELSEVIER
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Submitted on: 01 September 1998.
Revised on: 10 October 1998.
Accepted on: 08 December 1998.
___________________APPLIED CLAY SCIENCE---ELSEVIER
Submitted on: 13 February 2001.
Revised on: 30 March 2001.
Accepted on: 23 May 2001.
___________________APPLIED CLAY SCIENCE---ELSEVIER
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Submitted on: 19 January 2001.
Revised on: 28 March 2001.
Accepted on: 09 May 2001.
___________________APPLIED CLAY SCIENCE---ELSEVIER
Submitted on: 23 June 2005.
Revised on: 16 September 2005.
Accepted on: 03 October 2005.
___________________APPLIED CLAY SCIENCE---ELSEVIER
Submitted on: 12 July 2019.
Revised on: 09 October 2019.
Accepted on: 17 November 2019.
___________________APPLIED CLAY SCIENCE---ELSEVIER
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