# Peter Ratkos̆

> Czechoslovak historian

**Wikidata**: [Q12773750](https://www.wikidata.org/wiki/Q12773750)  
**Source**: https://4ort.xyz/entity/peter-ratkos-


## References

1. Czech National Authority Database
2. [Records of persons of interest](http://svazky.cz/test/svazkyMT.php?jmeno=Peter&prijm=Ratkos&dnar=22.07.1921&hledej=Hledat)
3. Integrated Authority File
4. BnF authorities
5. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
6. Virtual International Authority File
7. NUKAT
8. CONOR.SR
9. Bibliography of the History of the Czech Lands
10. MAK
11. [Source](http://svazky.cz/test/svazkyMT.php?jmeno=Peter&prijm=Ratkos&dnar=22.07.1921&hledej=Hledat)