Philippine tektites a contribution to the study of the tektite problem in general, in the light of both past and recent discoveries
| 1. autor: | |
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| Format: | Książka |
| Język: | English |
| Wydane: |
Quezon City
[Office of Research Coordination, University of the Philippines]
1961.
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| Seria: | University of the Philippines publications in Natural History and in the new field of Space Science
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| Hasła przedmiotowe: |