1. Introduction to Random Signals and Applied Kalman Filtering;Brown,1992
2. The minimum of Geometric Dilution of Precision in Global Positioning System Navigation;Fang;AIAA Journal of Guidance, Control, and Dynamics,1986
3. Study of a GPS Satellite Selection Policy to Improve Positioning Accuracy;Kihara,1994
4. GPS User Equipment Error Models;Martin,1980
5. GPS and Differential GPS: An Error Model for Sensor Simulation;Rankin,1994