1. Geographic management systems for homeland security;Abler,2003
2. Geographic information technologies and their potentially erosive effects on personal privacy;Armstrong;Studies in the Social Sciences,2002
3. United in purpose: spatial help in the aftermath;Barnes;Geospatial Solutions,2001
4. 3D spatial relationships model: a useful concept for 3D cadastre?;Billen;Computers, Environment and Urban Systems,2003
5. Intelligent GIS: location decisions and strategic planning;Birkin,1996