Trajectory possibilities for Venus swingby mission and role in manned exploration of Mars
Venus-swingby mission mode and its role in the manned exploration of Mars.
01.02.1967
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Venus-swingby mission mode and its role in manned exploration of mars
Engineering Index Backfile | 1967
|Venus swingby mode for manned mars missions
AIAA | 1964
|Manned mars trips using venus swingby modes.
NTRS | 1964
|