# Oskar Langer

> Slovak politician, political prisoner

**Wikidata**: [Q109833504](https://www.wikidata.org/wiki/Q109833504)  
**Source**: https://4ort.xyz/entity/oskar-langer


## References

1. Integrated Authority File
2. National Library of the Czech Republic
3. Virtual International Authority File
4. Czech National Authority Database
5. Bibliography of the History of the Czech Lands
6. SNK authority file