# Jan O. Gjershaug

> Norwegian ornithologist

**Wikidata**: [Q28154584](https://www.wikidata.org/wiki/Q28154584)  
**Source**: https://4ort.xyz/entity/jan-o-gjershaug


## References

1. Biodiversity Heritage Library
2. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0003-4704-5188/employment/10803553)
3. Virtual International Authority File
4. [Source](https://authority.bibsys.no/authority/rest/authorities/html/90256284)