Submitted on: 06 September 2004.
Revised on: 07 October 2004.
Accepted on: 31 October 2004.
___________________Journal of Superconductivity and Novel Magnetism
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Submitted on: 19 July 2005.
Revised on: 11 September 2005.
Accepted on: 05 November 2005.
___________________Journal of Superconductivity and Novel Magnetism
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Submitted on: 08 July 2005.
Revised on: 29 October 2005.
Accepted on: 17 November 2005.
___________________Journal of Superconductivity and Novel Magnetism