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Submitted on: 07 December 2013.
Revised on: 27 March 2014.
Accepted on: 13 April 2014.
___________________International Journal of Advances in Engineering Sciences and Applied Mathematics
Submitted on: 03 October 2016.
Revised on: 17 January 2017.
Accepted on: 28 January 2017.
___________________International Journal of Advances in Engineering Sciences and Applied Mathematics
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Submitted on: 02 June 2005.
Revised on: 04 July 2005.
Accepted on: 17 August 2005.
___________________International Journal of Advances in Engineering Sciences and Applied Mathematics
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