# Johannes Mahler
**Wikidata**: [Q96337944](https://www.wikidata.org/wiki/Q96337944)  
**Source**: https://4ort.xyz/entity/johannes-mahler


## References

1. Integrated Authority File
2. Historical Dictionary of Switzerland
3. IdRef
4. Catalog of the German National Library
5. CERL Thesaurus
6. Library of Congress Name Authority File
7. National Library of Israel Names and Subjects Authority File