# Marc de Haas

> Dutch physicist (1866-1951)

**Wikidata**: [Q20967844](https://www.wikidata.org/wiki/Q20967844)  
**Source**: https://4ort.xyz/entity/marc-de-haas


## References

1. dataset Library TU Delft
2. Mathematics Genealogy Project
3. International Standard Name Identifier
4. Virtual International Authority File
5. Biografisch Portaal