# Ernst Ludwig Grasmück
**Wikidata**: [Q51682524](https://www.wikidata.org/wiki/Q51682524)  
**Source**: https://4ort.xyz/entity/ernst-ludwig-grasm-ck


## References

1. BnF authorities
2. Czech National Authority Database
3. Catalog of the German National Library
4. Faceted Application of Subject Terminology
5. Integrated Authority File
6. Virtual International Authority File
7. National Library of Israel Names and Subjects Authority File