# Q135230801

> Bärthlein, Karl

**Wikidata**: [Q135230801](https://www.wikidata.org/wiki/Q135230801)  
**Source**: https://4ort.xyz/entity/q135230801


## References

1. Catalogue of the Library of the Pontifical University of the Holy Cross
2. Virtual International Authority File
3. BnF authorities
4. IdRef
5. data.bibliotheken.nl
6. Integrated Authority File
7. NUKAT
8. SHARE Catalogue
9. CiNii Research
10. Parsifal catalog