# Jan Maria Černý
**Wikidata**: [Q95182916](https://www.wikidata.org/wiki/Q95182916)  
**Source**: https://4ort.xyz/entity/jan-maria-ern-


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. [Source](http://katalog.ahmp.cz/pragapublica/permalink?xid=041D4FEA9D194A31932973984AD66A5A&scan=95#scan95)
4. [Collection of Registry Books at Prague City Archives](https://katalog.ahmp.cz/pragapublica/permalink?xid=686b60517d6140089addf5b7576877f9&scan=130#scan130)