# Jan Niewieczerzał
**Wikidata**: [Q11718529](https://www.wikidata.org/wiki/Q11718529)  
**Source**: https://4ort.xyz/entity/jan-niewieczerza-


## References

1. Q29982738
2. [Q86910225](http://kramerius.cuni.cz/uk/view/uuid:aa361f7a-2cf1-4713-945c-dad9494e052c?page=uuid:2a47616a-d729-4f91-9dea-c7c2ce058a4f)