# Matthias Hartwig
**Wikidata**: [Q113813954](https://www.wikidata.org/wiki/Q113813954)  
**Source**: https://4ort.xyz/entity/matthias-hartwig


## References

1. Virtual International Authority File
2. Catalog of the German National Library
3. Index Theologicus
4. Integrated Authority File
5. National Library of Israel Names and Subjects Authority File