# Q74920104
**Wikidata**: [Q74920104](https://www.wikidata.org/wiki/Q74920104)  
**Source**: https://4ort.xyz/entity/q74920104


## References

1. SIMBAD
2. White dwarfs identified in LAMOST DR 2
3. DA white dwarfs from the LSS-GAC survey DR1: the preliminary luminosity and mass functions and formation rate
4. The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey
5. Gaia Data Release 2