# Paul Leonhard Usteri
**Wikidata**: [Q18117948](https://www.wikidata.org/wiki/Q18117948)  
**Source**: https://4ort.xyz/entity/paul-leonhard-usteri


## References

1. Integrated Authority File
2. BnF authorities
3. [BnF authorities](http://data.bnf.fr/ark:/12148/cb134821449)