# Bertold Ulsamer
**Wikidata**: [Q109590230](https://www.wikidata.org/wiki/Q109590230)  
**Source**: https://4ort.xyz/entity/bertold-ulsamer


## References

1. BnF authorities
2. Integrated Authority File
3. Virtual International Authority File
4. Personal Authority Wikibase of the Czech Republic
5. [Source](http://datos.bne.es/persona/XX1687024.html)