@article{WU-Boundary-3D-15,
        author= "Hongyu Zhou and Su Xia and Miao Jin and Hongyi Wu",
        title = "{Localized and Precise Boundary Detection in 3D Wireless Sensor Networks}",
        journal = "IEEE/ACM Transactions on Networking",
		volume=23,
		number=6,
		pages="1742-1754",
		year=2015,
        }