# Mark Siebel

> German university teacher

**Wikidata**: [Q17578127](https://www.wikidata.org/wiki/Q17578127)  
**Source**: https://4ort.xyz/entity/mark-siebel


## References

1. general catalog of BnF
2. Virtual International Authority File
3. Catalogue of the Library of the Pontifical University of Saint Thomas Aquinas
4. IdRef