# Alfred Portmann
**Wikidata**: [Q85101259](https://www.wikidata.org/wiki/Q85101259)  
**Source**: https://4ort.xyz/entity/alfred-portmann


## References

1. Integrated Authority File
2. SIKART
3. Catalog of the German National Library
4. [Source](http://www.sikart.ch/KuenstlerInnen.aspx?id=4002465)
5. Artnet
6. Catalogue of the Unione Romana Biblioteche Scientifiche