Submitted on: 07 June 1998.
Revised on: 20 June 1998.
Accepted on: 07 July 1998.
Mathematics in Engineering---AMER INST MATHEMATICAL SCIENCES-AIMS
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Submitted on: 24 September 2007.
Revised on: 18 October 2007.
Accepted on: 04 November 2007.
Mathematics in Engineering
Submitted on: 10 September 2011.
Revised on: 19 October 2011.
Accepted on: 28 October 2011.
Mathematics in Engineering---AMER INST MATHEMATICAL SCIENCES-AIMS
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Submitted on: 25 April 2018.
Revised on: 06 May 2018.
Accepted on: 21 May 2018.
Mathematics in Engineering
Submitted on: 27 March 2008.
Revised on: 05 May 2008.
Accepted on: 19 May 2008.
Mathematics in Engineering---AMER INST MATHEMATICAL SCIENCES-AIMS
Submitted on: 05 January 2005.
Revised on: 29 January 2005.
Accepted on: 04 February 2005.
Mathematics in Engineering