# Gustav E. Lang

> German historian (1866-1951)

**Wikidata**: [Q1555742](https://www.wikidata.org/wiki/Q1555742)  
**Source**: https://4ort.xyz/entity/gustav-e-lang


## References

1. Integrated Authority File
2. Virtual International Authority File
3. CiNii Research
4. [Source](https://kalliope-verbund.info/DE-611-BF-127752)
5. IdRef