1. Adaptation and mobility in wireless information systems;Katz;IEEE Personal Communications,1994
2. Anon, A survey of the technologies, the players and the prospects—including an in depth look at Metricom. Cook Report [on-line]http://cookreport.com/wireless.html, 1994.
3. The challenges of mobile computing;Forman;IEEE Computer,1994
4. Wireless personal communications: what is it?;Cox;IEEE Personal Communications,1995
5. Mobile infromation access;Satyanarayanan;IEEE Personal Communications,1996