# J. J. Schwarzmantel

> researcher

**Wikidata**: [Q57625011](https://www.wikidata.org/wiki/Q57625011)  
**Source**: https://4ort.xyz/entity/j-j-schwarzmantel


## References

1. Czech National Authority Database
2. [Source](https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.374176)
3. [E-Theses Online Service](https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.374176)
4. Virtual International Authority File