Geologi︠i︡a na Predbalkana v Tetevensko = Geologie des Vorbalkan von Tetewen
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| OCLC: | 49479797 |
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| Main Author: | |
| Language: | Bulgarian |
| Published: |
1931.
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| Subjects: | |
| Format: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |