# Karl Sigman

> researcher

**Wikidata**: [Q101237116](https://www.wikidata.org/wiki/Q101237116)  
**Source**: https://4ort.xyz/entity/karl-sigman


## References

1. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-0126-3895/education/6477819)
2. Mathematics Genealogy Project
3. CiNii Research
4. National Library of Israel Names and Subjects Authority File