# Heinrich Bertsch
**Wikidata**: [Q95245631](https://www.wikidata.org/wiki/Q95245631)  
**Source**: https://4ort.xyz/entity/heinrich-bertsch-q95245631


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Catalog of the German National Library
4. Virtual International Authority File
5. CiNii Research