# Ondřej Matějka
**Wikidata**: [Q104441187](https://www.wikidata.org/wiki/Q104441187)  
**Source**: https://4ort.xyz/entity/ond-ej-mat-jka-q104441187


## References

1. IdRef
2. Virtual International Authority File
3. Library of Congress Authorities
4. Bibliography of the History of the Czech Lands