# Josef Mertlík
**Wikidata**: [Q95149336](https://www.wikidata.org/wiki/Q95149336)  
**Source**: https://4ort.xyz/entity/josef-mertl-k-q95149336


## 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. BillionGraves
4. Virtual International Authority File
5. Bibliography of the History of the Czech Lands