# Math H.J Bollen

> researcher

**Wikidata**: [Q58570993](https://www.wikidata.org/wiki/Q58570993)  
**Source**: https://4ort.xyz/entity/math-h-j-bollen


## References

1. IdRef
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
3. Virtual International Authority File
4. VIAF ID
5. NUKAT
6. [SciGraph](https://scigraph.springernature.com/person.016064145561.45)
7. National Library of Israel Names and Subjects Authority File