Joshua D. Simon, Geha, Marla: The Kinematics of the Ultra-faint Milky Way Satellites: Solving the Missing Satellite Problem. In: The Astrophysical Journal. 670. Jahrgang, Nr.1, 2007, S.313–331, doi:10.1086/521816, arxiv:0706.0516, bibcode:2007ApJ...670..313S.
J.T.A. de Jong, Harris, J.; Coleman, M.G. et al.: The Structural Properties and Star Formation History of Leo T from Deep LBT Photometry. In: The Astrophysical Journal. 680. Jahrgang, Nr.2, 2008, S.1112–1119, doi:10.1086/587835, arxiv:0801.4027, bibcode:2008ApJ...680.1112D.
Evan N. Kirby, Simon, Joshua D.; Geha, Marla et al.: Uncovering Extremely Metal-Poor Stars in the Milky Way's Ultrafaint Dwarf Spheroidal Satellite Galaxies. In: The Astrophysical Journal. 685. Jahrgang, Nr.1, 2008, S.L43–L46, doi:10.1086/592432, arxiv:0807.1925, bibcode:2008ApJ...685L..43K.
Joshua D. Simon, Geha, Marla: The Kinematics of the Ultra-faint Milky Way Satellites: Solving the Missing Satellite Problem. In: The Astrophysical Journal. 670. Jahrgang, Nr.1, 2007, S.313–331, doi:10.1086/521816, arxiv:0706.0516, bibcode:2007ApJ...670..313S.
J.T.A. de Jong, Harris, J.; Coleman, M.G. et al.: The Structural Properties and Star Formation History of Leo T from Deep LBT Photometry. In: The Astrophysical Journal. 680. Jahrgang, Nr.2, 2008, S.1112–1119, doi:10.1086/587835, arxiv:0801.4027, bibcode:2008ApJ...680.1112D.
Evan N. Kirby, Simon, Joshua D.; Geha, Marla et al.: Uncovering Extremely Metal-Poor Stars in the Milky Way's Ultrafaint Dwarf Spheroidal Satellite Galaxies. In: The Astrophysical Journal. 685. Jahrgang, Nr.1, 2008, S.L43–L46, doi:10.1086/592432, arxiv:0807.1925, bibcode:2008ApJ...685L..43K.
Joshua D. Simon, Geha, Marla: The Kinematics of the Ultra-faint Milky Way Satellites: Solving the Missing Satellite Problem. In: The Astrophysical Journal. 670. Jahrgang, Nr.1, 2007, S.313–331, doi:10.1086/521816, arxiv:0706.0516, bibcode:2007ApJ...670..313S.
J.T.A. de Jong, Harris, J.; Coleman, M.G. et al.: The Structural Properties and Star Formation History of Leo T from Deep LBT Photometry. In: The Astrophysical Journal. 680. Jahrgang, Nr.2, 2008, S.1112–1119, doi:10.1086/587835, arxiv:0801.4027, bibcode:2008ApJ...680.1112D.
Evan N. Kirby, Simon, Joshua D.; Geha, Marla et al.: Uncovering Extremely Metal-Poor Stars in the Milky Way's Ultrafaint Dwarf Spheroidal Satellite Galaxies. In: The Astrophysical Journal. 685. Jahrgang, Nr.1, 2008, S.L43–L46, doi:10.1086/592432, arxiv:0807.1925, bibcode:2008ApJ...685L..43K.