Venus rotation period determination by radar observation of surface features
A radar determination of the rotation of Venus
01.02.1970
Sonstige
Keine Angabe
Englisch
Radar determination of the radius of Venus.
NTRS | 1968
|NTRS | 1966
|Rotation of Venus - Continuing contradictions.
NTRS | 1967
|NTRS | 1970
|