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Submitted on: 21 March 2008.
Revised on: 12 July 2008.
Accepted on: 14 August 2008.
___________________INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN FLUIDS
Submitted on: 22 July 2012.
Revised on: 18 October 2012.
Accepted on: 20 November 2012.
___________________INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN FLUIDS
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Submitted on: 04 October 2013.
Revised on: 24 January 2014.
Accepted on: 11 February 2014.
___________________INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN FLUIDS