Model 1083B GPS Satellite-Controlled Frequency Standard - DISCONTINUED - Precision Time Clock Series
GPS Times, Atomic Clock Frequencies, and the Increasing Accuracy of GPS - Technical Articles
Sharper GPS needs even more accurate atomic clocks
GPS registers most accurate signal yet > Air Force > Article Display
GPS Time Synchronization with World-Class Accuracy using a Few Selected Satellites --Multi-path-tolerant GNSS receiver developed, dramatically increasing accuracy in severe environments-- | Press Release | NTT
What's More Accurate Than A GPS Clock? The OpenPPS GPS Clock | Hackaday
The Atomic Clocks Carried Aboard The Navstar GPS Satellites - ATI Courses