# Ludwig Ubrich
**Wikidata**: [Q55900339](https://www.wikidata.org/wiki/Q55900339)  
**Source**: https://4ort.xyz/entity/ludwig-ubrich


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. [Source](http://thesaurus.cerl.org/record/cnp01085348)