# Ola Holmgren
**Wikidata**: [Q5811572](https://www.wikidata.org/wiki/Q5811572)  
**Source**: https://4ort.xyz/entity/ola-holmgren


## References

1. Catalog of the German National Library
2. BnF authorities
3. general catalog of BnF
4. Virtual International Authority File
5. WorldCat Entities
6. LIBRIS. 2018