@article{yan-tecs08,
 author = {Ting Yan and Yu Gu and Tian He and John A. Stankovic},
 title = {Design and Optimization of Distributed Sensing Coverage in Wireless Sensor Networks},
 journal = {Trans. on Embedded Computing Sys.},
 volume = {7},
 number = {3},
 year = {2008},
 publisher = {ACM},
}