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Submitted on: 25 October 2009.
Revised on: 06 December 2009.
Accepted on: 21 December 2009.
___________________IEEE Open Journal of the Computer Society
Submitted on: 17 August 2024.
Revised on: 16 November 2024.
Accepted on: 07 January 2025.
___________________IEEE Open Journal of the Computer Society
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