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Submitted on: 07 November 2002.
Revised on: 18 February 2003.
Accepted on: 10 April 2003.
___________________JOURNAL OF AUTOMATED REASONING
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Submitted on: 04 February 2001.
Revised on: 28 April 2001.
Accepted on: 05 June 2001.
___________________JOURNAL OF AUTOMATED REASONING
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Submitted on: 18 July 2011.
Revised on: 28 October 2011.
Accepted on: 17 December 2011.
___________________JOURNAL OF AUTOMATED REASONING
Submitted on: 17 May 2013.
Revised on: 07 July 2013.
Accepted on: 24 July 2013.
___________________JOURNAL OF AUTOMATED REASONING