# Alpha UMa A
**Wikidata**: [Q66477223](https://www.wikidata.org/wiki/Q66477223)  
**Source**: https://4ort.xyz/entity/alpha-uma-a


## References

1. SIMBAD
2. The Perkins catalog of revised MK types for the cooler stars
3. Washington Double Star Catalog
4. The Tycho double star catalogue