# Josef Holub

> Czech botanist and pteridologist (1930-1999)

**Wikidata**: [Q328397](https://www.wikidata.org/wiki/Q328397)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Josef_Ludwig_Holub)  
**Source**: https://4ort.xyz/entity/josef-holub


## References

1. Integrated Authority File
2. Czech National Authority Database
3. International Plant Names Index
4. [Bionomia](https://bionomia.net/dataset/85714c48-f762-11e1-a439-00145eb45e9a)
5. [Bionomia](https://bionomia.net/dataset/cd6e21c8-9e8a-493a-8a76-fbf7862069e5)
6. Bionomia
7. International Standard Name Identifier
8. Freebase Data Dumps. 2013
9. Virtual International Authority File
10. [Bionomia](https://bionomia.net/dataset/821cc27a-e3bb-4bc5-ac34-89ada245069d)