Submitted on: 13 December 2010.
Revised on: 05 February 2011.
Accepted on: 29 March 2011.
___________________Communications in Number Theory and Physics
Submitted on: 19 January 2021.
Revised on: 14 May 2021.
Accepted on: 06 June 2021.
___________________Communications in Number Theory and Physics
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Submitted on: 20 September 2009.
Revised on: 26 December 2009.
Accepted on: 06 January 2010.
___________________Communications in Number Theory and Physics
Submitted on: 19 August 2023.
Revised on: 25 September 2023.
Accepted on: 25 October 2023.
___________________Communications in Number Theory and Physics
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Submitted on: 31 December 2008.
Revised on: 15 April 2009.
Accepted on: 07 June 2009.
___________________Communications in Number Theory and Physics
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Submitted on: 04 January 2021.
Revised on: 21 March 2021.
Accepted on: 25 April 2021.
___________________Communications in Number Theory and Physics