# Q66493307
**Wikidata**: [Q66493307](https://www.wikidata.org/wiki/Q66493307)  
**Source**: https://4ort.xyz/entity/q66493307


## References

1. SIMBAD
2. Taxonomy of barium stars
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Abundance analysis of barium and mild barium stars