# Henryk Ratajczak

> Polish chemist

**Wikidata**: [Q11709073](https://www.wikidata.org/wiki/Q11709073)  
**Source**: https://4ort.xyz/entity/henryk-ratajczak


## References

1. IdRef
2. Virtual International Authority File
3. CiNii Research
4. [Source](http://czlonkowie.pan.pl/czlonkowie/sites/Biogram.html?id=3717)
5. [Source](https://www.ae-info.org/ae/User/Ratajczak_Henryk)
6. Integrated Authority File
7. National Library of Israel Names and Subjects Authority File