# Tomáš Hák

> Czech ecologist

**Wikidata**: [Q42649596](https://www.wikidata.org/wiki/Q42649596)  
**Source**: https://4ort.xyz/entity/tom-h-k


## References

1. Czech National Authority Database
2. BnF authorities
3. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5271-4687/employment/2434772)
4. [IS VaVaI](https://api.isvavai.cz/)
5. Virtual International Authority File