# Erwin Ackerknecht

> Trotskyist (1906-1988)

**Wikidata**: [Q91371](https://www.wikidata.org/wiki/Q91371)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Erwin_Ackerknecht)  
**Source**: https://4ort.xyz/entity/erwin-ackerknecht


## References

1. Integrated Authority File
2. BnF authorities
3. International Standard Name Identifier
4. Virtual International Authority File
5. CiNii Research
6. [Source](http://130.92.252.146/objekt_start.fau?prj=IMG-Sammlung&dm=Medizinsammlung+Insel+und+IMG%2C+Archiv+IMG&ref=5554)
7. SNAC
8. Brockhaus Enzyklopädie
9. Base biographique
10. Google Knowledge Graph
11. LIBRIS. 2012
12. Bibliography of the History of the Czech Lands