# Ludwig Heyde

> German economist (1888-1961)

**Wikidata**: [Q122517](https://www.wikidata.org/wiki/Q122517)  
**Source**: https://4ort.xyz/entity/ludwig-heyde


## References

1. Integrated Authority File
2. [Source](http://library.fes.de/cgi-bin/ihg2pdf.pl?vol=1&f=626&l=628)
3. Czech National Authority Database
4. International Standard Name Identifier
5. Virtual International Authority File
6. CiNii Research
7. Autoritats UB