# Sylwester Balcerowski
**Wikidata**: [Q104589998](https://www.wikidata.org/wiki/Q104589998)  
**Source**: https://4ort.xyz/entity/sylwester-balcerowski


## References

1. Virtual International Authority File
2. Catalog of the German National Library
3. NUKAT
4. CERL Thesaurus
5. MAK
6. Sejm-Wielki.pl
7. [Source](http://thesaurus.cerl.org/record/cnp02111072)
8. [Source](http://mak.bn.org.pl/cgi-bin/KHW/makwww.exe?BM=1&NU=1&IM=4&WI=9810590346005606)