# Jaroslav Havelka
**Wikidata**: [Q95392864](https://www.wikidata.org/wiki/Q95392864)  
**Source**: https://4ort.xyz/entity/jaroslav-havelka-q95392864


## 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