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Submitted on: 29 February 2008.
Revised on: 03 June 2008.
Accepted on: 01 July 2008.
___________________COMPEL-THE INTERNATIONAL JOURNAL FOR COMPUTATION AND MATHEMATICS IN ELECTRICAL AND ELECTRONIC ENGINEERING
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Submitted on: 16 May 2016.
Revised on: 10 August 2016.
Accepted on: 14 September 2016.
___________________COMPEL-THE INTERNATIONAL JOURNAL FOR COMPUTATION AND MATHEMATICS IN ELECTRICAL AND ELECTRONIC ENGINEERING
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