# IC 3945
**Wikidata**: [Q3684642](https://www.wikidata.org/wiki/Q3684642)  
**Source**: https://4ort.xyz/entity/q3684642


## References

1. SIMBAD
2. Demographics of Sloan Digital Sky Survey galaxies along the Hubble sequence
3. The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey
4. Gaia Data Release 2
5. The SDSS Photometric Catalog, Release 7