# Karl Sigmund

> Austrian mathematician

**Wikidata**: [Q88800](https://www.wikidata.org/wiki/Q88800)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Karl_Sigmund)  
**Source**: https://4ort.xyz/entity/karl-sigmund


## References

1. Integrated Authority File
2. BnF authorities
3. LIBRIS. 2013
4. Czech National Authority Database
5. [Source](http://www.isdg-site.org/Award)
6. Mathematics Genealogy Project
7. International Standard Name Identifier
8. Virtual International Authority File
9. CiNii Research
10. Autoritats UB
11. NUKAT
12. [Source](https://www.leopoldina.org/fileadmin/redaktion/Mitglieder/CV_Sigmund_Karl_D.pdf)
13. CONOR.SI
14. National Library of Israel Names and Subjects Authority File
15. Catalogo of the National Library of India