# Ondřej Dadejík

> Czech philosopher

**Wikidata**: [Q50336197](https://www.wikidata.org/wiki/Q50336197)  
**Source**: https://4ort.xyz/entity/ond-ej-dadej-k


## References

1. Czech National Authority Database
2. The Fine Art Archive
3. IdRef
4. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
5. Virtual International Authority File
6. [IS VaVaI](https://api.isvavai.cz/)
7. Bibliography of the History of the Czech Lands