Submitted on: 25 June 2011.
Revised on: 18 October 2011.
Accepted on: 03 November 2011.
___________________ACM Transactions on Sensor Networks
Submitted on: 13 March 2004.
Revised on: 09 June 2004.
Accepted on: 21 July 2004.
___________________ACM Transactions on Sensor Networks
Submitted on: 10 March 2017.
Revised on: 11 May 2017.
Accepted on: 03 June 2017.
___________________ACM Transactions on Sensor Networks
Submitted on: 03 August 2016.
Revised on: 28 September 2016.
Accepted on: 04 November 2016.
___________________ACM Transactions on Sensor Networks
Submitted on: 16 September 1999.
Revised on: 05 December 1999.
Accepted on: 30 January 2000.
___________________ACM Transactions on Sensor Networks
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