# Josef Sekyra

> Czech speleologist

**Wikidata**: [Q18528262](https://www.wikidata.org/wiki/Q18528262)  
**Source**: https://4ort.xyz/entity/josef-sekyra-q18528262


## References

1. Czech National Authority Database
2. [The Fine Art Archive](https://cs.isabart.org/person/70607)
3. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
4. [regional database of the Municipal Library of Hradec Kralove](https://kmhk.tritius.cz/authority/2057490)
5. [Source](https://www.novemestonm.cz/obcan/mesto/oceneni-obcane)
6. Virtual International Authority File
7. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)