# Q74717533
**Wikidata**: [Q74717533](https://www.wikidata.org/wiki/Q74717533)  
**Source**: https://4ort.xyz/entity/q74717533


## References

1. SIMBAD
2. The SDSS spectroscopic catalogue of white dwarf-main-sequence binaries: new identifications from DR 9-12
3. The SDSS Photometric Catalog, Release 9
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
6. White-dwarf + main-sequence binaries identified from the ninth data release of the Sloan Digital Sky Survey
7. SDSS DR7 white dwarf catalog