# Johannes Opsopaeus
**Wikidata**: [Q94755657](https://www.wikidata.org/wiki/Q94755657)  
**Source**: https://4ort.xyz/entity/johannes-opsopaeus


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. CERL Thesaurus
4. NUKAT
5. Virtual International Authority File