# Gustav Kroupa

> Czech-Austrian mining engineer

**Wikidata**: [Q15433386](https://www.wikidata.org/wiki/Q15433386)  
**Source**: https://4ort.xyz/entity/gustav-kroupa


## References

1. Integrated Authority File
2. Virtual International Authority File
3. [Source](http://biography.hiu.cas.cz/Personal/index.php?curid=75964)