Submitted on: 11 March 2006.
Revised on: 24 June 2006.
Accepted on: 14 July 2006.
___________________International Journal of Computers Communications & Control
Submitted on: 28 September 2013.
Revised on: 25 November 2013.
Accepted on: 10 January 2014.
___________________International Journal of Computers Communications & Control
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Submitted on: 15 December 2016.
Revised on: 06 March 2017.
Accepted on: 01 April 2017.
___________________International Journal of Computers Communications & Control
Submitted on: 09 December 2020.
Revised on: 04 April 2021.
Accepted on: 28 May 2021.
___________________International Journal of Computers Communications & Control
Submitted on: 16 September 2004.
Revised on: 13 November 2004.
Accepted on: 22 December 2004.
___________________International Journal of Computers Communications & Control