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Submitted on: 04 August 2000.
Revised on: 11 October 2000.
Accepted on: 05 November 2000.
___________________IET Microwaves Antennas & Propagation
Submitted on: 09 June 2015.
Revised on: 29 August 2015.
Accepted on: 12 October 2015.
___________________IET Microwaves Antennas & Propagation
Submitted on: 19 March 2000.
Revised on: 15 June 2000.
Accepted on: 25 July 2000.
___________________IET Microwaves Antennas & Propagation
Submitted on: 18 December 2002.
Revised on: 30 March 2003.
Accepted on: 24 May 2003.
___________________IET Microwaves Antennas & Propagation
Submitted on: 04 April 2005.
Revised on: 24 May 2005.
Accepted on: 26 June 2005.
___________________IET Microwaves Antennas & Propagation
Submitted on: 30 June 2015.
Revised on: 10 October 2015.
Accepted on: 30 November 2015.
___________________IET Microwaves Antennas & Propagation
Submitted on: 25 January 2008.
Revised on: 02 March 2008.
Accepted on: 22 April 2008.
___________________IET Microwaves Antennas & Propagation
Submitted on: 15 February 2018.
Revised on: 28 April 2018.
Accepted on: 13 June 2018.
___________________IET Microwaves Antennas & Propagation
Submitted on: 04 November 2004.
Revised on: 02 February 2005.
Accepted on: 27 March 2005.
___________________IET Microwaves Antennas & Propagation