Submitted on: 06 November 2001.
Revised on: 20 January 2002.
Accepted on: 25 February 2002.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 15 December 2017.
Revised on: 18 March 2018.
Accepted on: 15 April 2018.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 08 December 2017.
Revised on: 06 January 2018.
Accepted on: 21 February 2018.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 03 April 2009.
Revised on: 24 July 2009.
Accepted on: 08 September 2009.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 28 August 2021.
Revised on: 13 December 2021.
Accepted on: 05 February 2022.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 15 May 1999.
Revised on: 05 July 1999.
Accepted on: 09 August 1999.
___________________Journal of Mathematics Mechanics and Computer Science
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Submitted on: 24 December 2022.
Revised on: 26 February 2023.
Accepted on: 11 March 2023.
___________________Journal of Mathematics Mechanics and Computer Science
Submitted on: 23 October 2010.
Revised on: 15 November 2010.
Accepted on: 21 December 2010.
___________________Journal of Mathematics Mechanics and Computer Science