# Śląsk Opolski

> historical region in Poland

**Wikidata**: [Q9395522](https://www.wikidata.org/wiki/Q9395522)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Opolian_Silesia)  
**Source**: https://4ort.xyz/entity/-l-sk-opolski


## References

1. [Bibliography of the History of the Czech Lands](https://biblio.hiu.cas.cz/records/0fefd06c-9aae-4fba-a511-6b165f74ee18)