Searching for extraterrestrial civilizations.
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| Title: | Searching for extraterrestrial civilizations. |
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| Authors: | Kuiper, T. B. H., Morris, M. |
| Source: | Science; May 6 1977, Vol. 196, p616-621, 6p |
| Database: | Applied Science & Technology Source |
| ISSN: | 00368075 |
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