# Gerhard Anton Holdermann
**Wikidata**: [Q55899285](https://www.wikidata.org/wiki/Q55899285)  
**Source**: https://4ort.xyz/entity/gerhard-anton-holdermann


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. [Source](http://thesaurus.cerl.org/record/cnp01083091)