# Sergey Kovalev

> Soviet historian

**Wikidata**: [Q4225617](https://www.wikidata.org/wiki/Q4225617)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sergey_Kovalev_(historian))  
**Source**: https://4ort.xyz/entity/sergey-kovalev-q4225617


## References

1. Q137732450
2. general catalog of BnF
3. Virtual International Authority File
4. CiNii Research
5. WorldCat Entities
6. Men and destiny. Orientalists - victims of political terror during the Soviet period
7. IdRef
8. Bibliography of the History of the Czech Lands
9. Regional Database of the Central Bohemian Research Library in Kladno