# Helena Petránková
**Wikidata**: [Q95155864](https://www.wikidata.org/wiki/Q95155864)  
**Source**: https://4ort.xyz/entity/helena-petr-nkov-


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Database of members of the Czechoslovak Republic of military units abroad for the World War II
5. Bibliography of the History of the Czech Lands