# Björn R. Tammen
**Wikidata**: [Q95335211](https://www.wikidata.org/wiki/Q95335211)  
**Source**: https://4ort.xyz/entity/bj-rn-r-tammen


## References

1. Catalog of the German National Library
2. Czech National Authority Database
3. Virtual International Authority File
4. National Library of Israel Names and Subjects Authority File