Xingbo Yu Sharad Mehrotra Nalini Venkatasubramanian Sensor Scheduling for Aggregate Monitoring inWireless Sensor Networks. 24 2007 conf/ssdbm/2007 SSDBM http://doi.ieeecomputersociety.org/10.1109/SSDBM.2007.42 db/conf/ssdbm/ssdbm2007.html#YuMV07