# R. F. Kyrchiv
**Wikidata**: [Q12110004](https://www.wikidata.org/wiki/Q12110004)  
**Source**: https://4ort.xyz/entity/r-f-kyrchiv


## References

1. IdRef
2. Czech National Authority Database
3. CiNii Research
4. Library of Congress Authorities
5. Virtual International Authority File