# Helmar Frank

> German mathematician and pedagogist (1933–2013)

**Wikidata**: [Q12906](https://www.wikidata.org/wiki/Q12906)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Helmar_Frank)  
**Source**: https://4ort.xyz/entity/helmar-frank


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. Czech National Authority Database
4. Nia diligenta kolegaro
5. International Standard Name Identifier
6. Virtual International Authority File
7. CiNii Research
8. compArt database Digital Art
9. Freebase Data Dumps. 2013
10. [Source](https://sezonoj.ru/2018/02/ndk-4/)
11. CONOR.SI