# Andreas Ludwig

> German historian of modern age

**Wikidata**: [Q499334](https://www.wikidata.org/wiki/Q499334)  
**Source**: https://4ort.xyz/entity/andreas-ludwig-q499334


## References

1. Integrated Authority File
2. BnF authorities
3. Czech National Authority Database
4. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
5. Virtual International Authority File