2T S Rappaport,J H Reed,and B D Woerner.Position Location Using Wireless Communications on Highways of the Future. IEEE Commu nications Magazine,October 1996
4J H Reed,Kevin J Krizman,B D Woerner,T S Rappaport. An Overview of the Challenges and Progress in Meeting the E-911 Requirement for Location Service. IEEE Communications Magazine,April 1998.