Über geodätische Linien in gewissen dreidimensionalen Mannigfaltigkeiten.
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| OCLC: | 29926880 |
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| Main Author: | |
| Language: | German |
| Published: |
Helsinki
[Kirjapaino O.Y. Sana]
1948.
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| Subjects: | |
| Format: | Monograph Note that CRL will digitize material from the collection when copyright allows. |