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Submitted on: 09 July 1999.
Revised on: 31 July 1999.
Accepted on: 23 August 1999.
___________________IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
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Submitted on: 14 November 2010.
Revised on: 29 December 2010.
Accepted on: 04 February 2011.
___________________IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
Submitted on: 13 August 2011.
Revised on: 20 October 2011.
Accepted on: 02 November 2011.
___________________IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
Submitted on: 26 June 2001.
Revised on: 24 October 2001.
Accepted on: 06 November 2001.
___________________IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
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