# Hans Ritter
**Wikidata**: [Q95007411](https://www.wikidata.org/wiki/Q95007411)  
**Source**: https://4ort.xyz/entity/hans-ritter-q95007411


## References

1. BnF authorities
2. Integrated Authority File
3. Catalog of the German National Library
4. Virtual International Authority File
5. [Source](http://mak.bn.org.pl/cgi-bin/KHW/makwww.exe?BM=1&NU=1&IM=4&WI=9810542211205606)