Priroda i znanie.
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| Format: | Journal |
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| Language: | Bulgarian |
| Published: |
Sofija :
Balgarsko prirodoizpitatelno družestvo,
1948-9999.
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| Published: | 1948- |
|---|---|
| Publication Frequency: | 1x mesačne |
| ISSN: | 0204-7640 |