# Si︠a︡rz︠h︡uk Sys
**Wikidata**: [Q13032956](https://www.wikidata.org/wiki/Q13032956)  
**Source**: https://4ort.xyz/entity/si-a-rz-h-uk-sys


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Library of Congress Authorities