Pritzl, Barton J.; Armandroff, Taft E.; Jacoby, George H.; Da Costa, G. S. (Μάιος 2005), «The Dwarf Spheroidal Companions to M31: Variable Stars in Andromeda I and Andromeda III», The Astronomical Journal129 (5): 2232–2256, doi:10.1086/428372
McConnachie, A. W.; Irwin, M. J.; Ferguson, A. M. N.; Ibata, R. A.; Lewis, G. F.; Tanvir, N. (2005), «Distances and metallicities for 17 Local Group galaxies», Monthly Notices of the Royal Astronomical Society356 (4): 979–997, doi:10.1111/j.1365-2966.2004.08514.x
Da Costa, G. S.; Armandroff, T. E.; Caldwell, Nelson; Seitzer, Patrick (Δεκέμβριος 1996), «The Dwarf Spheroidal Companions to M31: WFPC2 Observations of Andromeda I», Astronomical Journal112: 2576, doi:10.1086/118204