Practical benefits on space exploration a digest of papers presented at the United Nations Conference on the Exploration and Peaceful Uses of Outer Space, Vienna, 1968.
| Körperschaften: | , | 
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| Format: | Buch | 
| Sprache: | English | 
| Veröffentlicht: | New York
          United Nations
    
        1969. | 
| Schlagworte: |