# Vladislaus I of Opole

> Silesian nobleman

**Wikidata**: [Q668210](https://www.wikidata.org/wiki/Q668210)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Vladislaus_I_of_Opole)  
**Source**: https://4ort.xyz/entity/vladislaus-i-of-opole


## References

1. The Peerage
2. Integrated Authority File
3. Bibliography of the History of the Czech Lands
4. Freebase Data Dumps. 2013
5. Czech National Authority Database
6. Virtual International Authority File
7. CERL Thesaurus
8. Sejm-Wielki.pl