# Josef Zelenka

> naturalist

**Wikidata**: [Q95112009](https://www.wikidata.org/wiki/Q95112009)  
**Source**: https://4ort.xyz/entity/josef-zelenka


## References

1. Czech National Authority Database
2. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
3. Virtual International Authority File
4. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)