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Submitted on: 31 May 2015.
Revised on: 29 August 2015.
Accepted on: 24 September 2015.
___________________IET Cyber-Physical Systems: Theory & Applications
Submitted on: 30 August 2010.
Revised on: 24 December 2010.
Accepted on: 15 February 2011.
___________________IET Cyber-Physical Systems: Theory & Applications
Submitted on: 09 December 2015.
Revised on: 04 February 2016.
Accepted on: 27 March 2016.
___________________IET Cyber-Physical Systems: Theory & Applications
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