# Ulrich Schalchli
**Wikidata**: [Q42033127](https://www.wikidata.org/wiki/Q42033127)  
**Source**: https://4ort.xyz/entity/ulrich-schalchli


## References

1. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb155836493)
2. general catalog of BnF
3. SUDOC
4. Virtual International Authority File