# Gaspard Joseph Armand Ducher
**Wikidata**: [Q55910731](https://www.wikidata.org/wiki/Q55910731)  
**Source**: https://4ort.xyz/entity/gaspard-joseph-armand-ducher


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. BnF authorities
4. [Source](http://thesaurus.cerl.org/record/cnp00692765)
5. National Library of Israel Names and Subjects Authority File