# Frederik Johnstrup

> Danish geologist and paleontologist

**Wikidata**: [Q5499298](https://www.wikidata.org/wiki/Q5499298)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Frederik_Johnstrup)  
**Source**: https://4ort.xyz/entity/frederik-johnstrup


## References

1. Virtual International Authority File
2. [Source](https://universitetshistorie.ku.dk/personer_og_priser/rektorer/rektorer_1850-1936/)
3. International Standard Name Identifier
4. Dansk Biografisk Leksikon
5. BnF authorities
6. CERL Thesaurus