References
- FCC 99-245, To Ensure Compatibility with Enhanced 911 Emergency Calling Systems Federal Communication Commission
- Wireless Location in CDMA Cellular Radio Systems J.Caffery Jr.
- ION-GPS98 An Introduction to Snaptrack Server-Aided GPS Technology M.Moeglein;N.Krasner
- Symposium on Next Generation Wireless Networks Assisted GPS for Wireless Phone Location-Technology and Standards B.Richton;G.Vannucci;S.Wilkus