Submitted on: 10 December 2003.
Revised on: 10 January 2004.
Accepted on: 20 January 2004.
___________________International Journal of Sensor Networks
Submitted on: 05 February 2001.
Revised on: 02 May 2001.
Accepted on: 14 May 2001.
___________________International Journal of Sensor Networks
Submitted on: 03 June 2017.
Revised on: 01 July 2017.
Accepted on: 17 August 2017.
___________________International Journal of Sensor Networks
Submitted on: 06 July 2010.
Revised on: 21 August 2010.
Accepted on: 07 September 2010.
___________________International Journal of Sensor Networks
Submitted on: 29 January 2004.
Revised on: 30 March 2004.
Accepted on: 07 May 2004.
___________________International Journal of Sensor Networks
Submitted on: 30 August 1998.
Revised on: 05 November 1998.
Accepted on: 29 November 1998.
___________________International Journal of Sensor Networks
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