Unmanned lunar missions needed for obtaining environmental and technological data used in manned lunar landings
Introductory remarks - rationale for unmanned lunar programs.
1964-01-01
Aufsatz (Konferenz)
Keine Angabe
Englisch
Springer Verlag | 2020
|NTRS | 1977
|NTRS | 1964
|AIAA | 1987
|Online Contents | 1998
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