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Submitted on: 04 December 2006.
Revised on: 24 March 2007.
Accepted on: 25 April 2007.
___________________JOURNAL OF INTELLIGENT & ROBOTIC SYSTEMS
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Submitted on: 12 January 2015.
Revised on: 16 April 2015.
Accepted on: 02 May 2015.
___________________JOURNAL OF INTELLIGENT & ROBOTIC SYSTEMS
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Submitted on: 03 June 2004.
Revised on: 31 July 2004.
Accepted on: 25 August 2004.
___________________JOURNAL OF INTELLIGENT & ROBOTIC SYSTEMS
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