# Franciszek Billewicz
**Wikidata**: [Q105748900](https://www.wikidata.org/wiki/Q105748900)  
**Source**: https://4ort.xyz/entity/franciszek-billewicz


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. Integrated Authority File
4. Sejm-Wielki.pl