# Johannes Heidfeld
**Wikidata**: [Q55124488](https://www.wikidata.org/wiki/Q55124488)  
**Source**: https://4ort.xyz/entity/johannes-heidfeld


## References

1. Catalog of the German National Library
2. LIBRIS
3. VcBA (identifier)
4. NUKAT
5. Virtual International Authority File
6. [LIBRIS. 2018](https://libris.kb.se/katalogisering/mkz25dn524n4bxz)