Alan W. McConnachie. The observed properties of dwarf galaxies in and around the Local Group. „The Astronomical Journal”. 144 (1), s. 4, lipiec 2012. DOI: 10.1088/0004-6256/144/1/4. (ang.).
Sidney van den Bergh. Search for Faint Companions to M31. „The Astrophysical Journal”. 171, s. L31-L33, 1972-01-01. DOI: 10.1086/180861. Bibcode: 1972ApJ...171L..31V. (ang.).
harvard.edu
adsabs.harvard.edu
Sidney van den Bergh. Search for Faint Companions to M31. „The Astrophysical Journal”. 171, s. L31-L33, 1972-01-01. DOI: 10.1086/180861. Bibcode: 1972ApJ...171L..31V. (ang.).