# Sergij
**Wikidata**: [Q4417125](https://www.wikidata.org/wiki/Q4417125)  
**Source**: https://4ort.xyz/entity/sergij


## References

1. Virtual International Authority File
2. [Source](https://tatmitropolia.ru/eparhia/arhipastyri_kazanskie/?id=63057)
3. Bibliography of the History of the Czech Lands