1. “A novel wireless local positioning system via asynchronous DS-CDMA and beam-forming: implementation and perturbation analysis,”;Tong;IEEE Trans. Veh. Technol.,2007
2. “Optimum beam-forming for a novel wireless local positioning system: a stationarity analysis and solution,”;Tong;EURASIP J. Adv. Signal Process.,2007
3. “Performance analysis of multirobot Cooperative localization,”;Mourikis;IEEE T. Robot.,2006
4. “Locating the nodes: cooperative localization in wireless sensor networks,”;Patwari;IEEE Signal Process. Mag.,2005
5. “Cooperative localization in wireless networks,”;Wymeersch;Proc. IEEE.,2009