A Unified Set of Tracking Station Coordinates Derived from Geodetic Satellite Tracking Data
Geos 1 and 2 in Flight Evaluation of the Reaction Control System
Stopwatch Observations of Satellites, January 1970
Stopwatch Observations of Satellites, March 1970
Stopwatch Observations of Satellites, November 1972
Geos Rescue: Mission Planning and Implementation in Near-Real Time
Proceedings of the Geos-C Program Review Meeting. Volume 4 - General
The Achievements of ESA Scientific Satellites
Stopwatch Observations of Satellites, September 1972
Stopwatch Observations of Satellites, March 1971
Report Presented to the Nineteenth COSPAR Meeting
Report Presented to the Twenty-First COSPAR Meeting
United Kingdom Report on Space Research
Report Presented to the Twentieth COSPAR Meeting