Optimization of the Ascent Trajectory of a 4-Stage Launching Vehicle for Geosynchronous Missions
Thoughts on Transfer to Geostationary Orbit by Ion Propulsion-Application to the Europa 3 Launcher
On the Utilization of Thermonuclear Propulsion for an Upper Stage of the Europa 3 Launcher
Must the Test Program for the Europa Rockets Be Revised
Europa Launcher - Second Stage Coralie
European Industry and Space 1970 - Assessment of U S- Europe Cooperation
Investigation on Possible Payloads for Europa 2 on the Cos-B Satellite Orbit