Submitted on: 30 July 2001.
Revised on: 06 October 2001.
Accepted on: 22 October 2001.
___________________JOURNAL OF ELECTROMAGNETIC WAVES AND APPLICATIONS
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Submitted on: 05 September 2014.
Revised on: 24 October 2014.
Accepted on: 21 December 2014.
___________________JOURNAL OF ELECTROMAGNETIC WAVES AND APPLICATIONS
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Submitted on: 28 April 2004.
Revised on: 10 July 2004.
Accepted on: 14 August 2004.
___________________JOURNAL OF ELECTROMAGNETIC WAVES AND APPLICATIONS
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