# Charles Ota Heller
**Wikidata**: [Q95474298](https://www.wikidata.org/wiki/Q95474298)  
**Source**: https://4ort.xyz/entity/charles-ota-heller


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Regional Database of the Central Bohemian Research Library in Kladno