Submitted on: 01 August 2000.
Revised on: 21 August 2000.
Accepted on: 05 October 2000.
___________________International Journal of Intelligent Unmanned Systems
Submitted on: 05 October 2005.
Revised on: 18 January 2006.
Accepted on: 20 February 2006.
___________________International Journal of Intelligent Unmanned Systems
Submitted on: 09 September 2012.
Revised on: 07 December 2012.
Accepted on: 21 January 2013.
___________________International Journal of Intelligent Unmanned Systems
Submitted on: 19 November 2019.
Revised on: 22 January 2020.
Accepted on: 19 February 2020.
___________________International Journal of Intelligent Unmanned Systems
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Submitted on: 24 July 2013.
Revised on: 14 November 2013.
Accepted on: 24 December 2013.
___________________International Journal of Intelligent Unmanned Systems
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Submitted on: 01 December 2004.
Revised on: 08 February 2005.
Accepted on: 08 March 2005.
___________________International Journal of Intelligent Unmanned Systems
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Submitted on: 05 June 2007.
Revised on: 04 September 2007.
Accepted on: 06 October 2007.
___________________International Journal of Intelligent Unmanned Systems