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Submitted on: 26 December 2002.
Revised on: 11 April 2003.
Accepted on: 26 April 2003.
___________________Computational Methods and Function Theory
Submitted on: 07 April 2018.
Revised on: 14 June 2018.
Accepted on: 28 July 2018.
___________________Computational Methods and Function Theory
Submitted on: 21 April 2018.
Revised on: 28 July 2018.
Accepted on: 10 August 2018.
___________________Computational Methods and Function Theory
Submitted on: 14 October 2013.
Revised on: 31 December 2013.
Accepted on: 15 January 2014.
___________________Computational Methods and Function Theory