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Submitted on: 02 October 2009.
Revised on: 21 December 2009.
Accepted on: 09 February 2010.
___________________ADVANCES IN APPLIED PROBABILITY
Submitted on: 23 April 2000.
Revised on: 22 July 2000.
Accepted on: 08 August 2000.
___________________ADVANCES IN APPLIED PROBABILITY
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Submitted on: 28 September 2011.
Revised on: 03 December 2011.
Accepted on: 12 January 2012.
___________________ADVANCES IN APPLIED PROBABILITY
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Submitted on: 03 September 2002.
Revised on: 09 December 2002.
Accepted on: 09 January 2003.
___________________ADVANCES IN APPLIED PROBABILITY
Submitted on: 23 June 2016.
Revised on: 02 October 2016.
Accepted on: 20 November 2016.
___________________ADVANCES IN APPLIED PROBABILITY
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