Академик Иван Стефанов. 100 години от рождението му / Acad. Ivan Stefanov. 100 years since his birth
| Autor: | Najdenova, Penka |
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| Zdroj: | Население / Population. (1+2):141-153 |
| Databáze: | Central and Eastern European Online Library (CEEOL) |
| Externí odkaz: |
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| Autor: | Najdenova, Penka |
|---|---|
| Zdroj: | Население / Population. (1+2):141-153 |
| Databáze: | Central and Eastern European Online Library (CEEOL) |
| Externí odkaz: |
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