# Otto Fassel
**Wikidata**: [Q94856024](https://www.wikidata.org/wiki/Q94856024)  
**Source**: https://4ort.xyz/entity/otto-fassel


## References

1. Catalog of the German National Library
2. Database of the Military Historical Archive
3. Integrated Authority File
4. [Database of the Military Historical Archive](http://www.vuapraha.cz/soldier/20461836)
5. Database of members of the Czechoslovak Republic of military units abroad for the World War II