# Anna Gisela Johnen

> German university teacher (1925-2014)

**Wikidata**: [Q20180392](https://www.wikidata.org/wiki/Q20180392)  
**Source**: https://4ort.xyz/entity/anna-gisela-johnen


## References

1. Integrated Authority File
2. Czech National Authority Database
3. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
4. Virtual International Authority File
5. Biodiversity Heritage Library
6. National Library of Israel Names and Subjects Authority File