# Jaroslav Petr

> Czech biologist

**Wikidata**: [Q95077196](https://www.wikidata.org/wiki/Q95077196)  
**Source**: https://4ort.xyz/entity/jaroslav-petr


## References

1. Czech National Authority Database
2. Regional Database of the Central Bohemian Research Library in Kladno
3. Virtual International Authority File
4. The Fine Art Archive