First Encounters: Asteroid MD 2011 Meets the GPS Constellation - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
Global Navigation Satellite Systems (GNSS) | Stratoscience
The GPS Satellite Constellation [37] | Download Scientific Diagram
GPS Constellation | Navigation Center
Oldest GPS satellite being prepared for disposal > Air Force > Article Display
New NAVCEN chart shows GPS satellite locations - GPS World
GPS Space Segment - Navipedia
Why are the GPS constellation satellites in such a high orbit? - Space Exploration Stack Exchange
Lesson 10: Global Navigation Satellite Systems and the Future
Global Positioning System (GPS). n 24 satellite constellation u Semi-synchronous, circular orbits (~20,200 km/10,900 nautical miles altitude) u Six orbital. - ppt download