# Leszek Cais
**Wikidata**: [Q104187153](https://www.wikidata.org/wiki/Q104187153)  
**Source**: https://4ort.xyz/entity/leszek-cais


## References

1. [Source](http://mak.bn.org.pl/cgi-bin/KHW/makwww.exe?BM=1&NU=1&IM=4&WI=9810677053805606)