@inproceedings{mobide06-akbd,
	title={{GPS-free Node Localization in Mobile Wireless Sensor Networks
		}},
	author={H. Akcan and V. Kriakov and H. Bronnimann and A. Delis},
	booktitle={5th International ACM Workshop on 
		Data Engineering for Wireless and Mobile Access (MobiDE'07) },
	address={Chicago, IL},
	moth={June},
	year={2006}
	}