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Submitted on: 31 October 2016.
Revised on: 15 January 2017.
Accepted on: 28 January 2017.
___________________Applied Numerical Mathematics---ELSEVIER
Submitted on: 10 April 1998.
Revised on: 20 June 1998.
Accepted on: 09 August 1998.
___________________Applied Numerical Mathematics---ELSEVIER
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Submitted on: 26 September 2024.
Revised on: 04 December 2024.
Accepted on: 18 December 2024.
___________________Applied Numerical Mathematics---ELSEVIER
Submitted on: 11 May 2016.
Revised on: 08 June 2016.
Accepted on: 14 July 2016.
___________________Applied Numerical Mathematics---ELSEVIER
Submitted on: 13 April 2000.
Revised on: 25 May 2000.
Accepted on: 12 June 2000.
___________________Applied Numerical Mathematics---ELSEVIER
Submitted on: 12 November 2009.
Revised on: 13 December 2009.
Accepted on: 28 January 2010.
___________________Applied Numerical Mathematics---ELSEVIER