Andreas M. Ali Kung Yao Travis C. Collier Charles E. Taylor Daniel T. Blumstein Lewis Girod An empirical study of collaborative acoustic source localization. 41-50 2007 conf/ipsn/2007 IPSN http://doi.acm.org/10.1145/1236360.1236367 db/conf/ipsn/ipsn2007.html#AliYCTBG07