# Piotr Pewny
**Wikidata**: [Q11817941](https://www.wikidata.org/wiki/Q11817941)  
**Source**: https://4ort.xyz/entity/piotr-pewny


## References

1. [Source](http://mak.bn.org.pl/cgi-bin/KHW/makwww.exe?BM=1&NU=1&IM=4&WI=9810619082705606)
2. MAK
3. Sejm-Wielki.pl