# Jules-Joseph Petitjean
**Wikidata**: [Q18821593](https://www.wikidata.org/wiki/Q18821593)  
**Source**: https://4ort.xyz/entity/jules-joseph-petitjean


## References

1. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb107398967)
2. general catalog of BnF
3. Virtual International Authority File
4. Léonore database
5. BnF authorities