# Emil Marie Hachler
**Wikidata**: [Q12765331](https://www.wikidata.org/wiki/Q12765331)  
**Source**: https://4ort.xyz/entity/emil-marie-hachler


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Biographies of the Entomologists of the World
4. Bibliography of the History of the Czech Lands