The 1975 Report on Active and Planned Spacecraft and Experiments
European Space Vehicle Launcher Development Organization Active Communications Satellites
Satellite Communications Study: Preliminary Report
Airborne Satellite Communications During Auroral Studies
Lincoln Experimental Satellites 5 and 6
Aeronautical Satellite Bibliographies
Soyuz Spaceships Converse Via Satellite
Automatic Orbit Control of the Lincoln Experimental Satellite Les-6
Engineering and Development Program Plan-Satellite Experimentation