# Q94642253
**Wikidata**: [Q94642253](https://www.wikidata.org/wiki/Q94642253)  
**Source**: https://4ort.xyz/entity/q94642253


## References

1. SIMBAD
2. Optical spectroscopy of classical Be stars in open clusters
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The Star Formation History and Mass Function of the Double Cluster h and χ Persei
5. Gaia Data Release 2
6. Physical properties of the B and Be star populations of h and {chi} Persei