# Johann Mader

> Austrian philosopher and university teacher (1926-2009)

**Wikidata**: [Q110417199](https://www.wikidata.org/wiki/Q110417199)  
**Source**: https://4ort.xyz/entity/johann-mader


## References

1. Vienna History Wiki
2. Integrated Authority File
3. Virtual International Authority File
4. CiNii Research
5. National Library of Israel Names and Subjects Authority File