Willman, Beth; Dalcanton, Julianne J.; Martinez-Delgado, David et al. (24 de mayo de 2005). «A New Milky Way Dwarf Galaxy in Ursa Major». The Astrophysical Journal Letters626 (2): L86-L88. Bibcode:2005ApJ...626L..85W. arXiv:astro-ph/0503552. doi:10.1086/431760.
doi.org
dx.doi.org
Willman, Beth; Dalcanton, Julianne J.; Martinez-Delgado, David et al. (24 de mayo de 2005). «A New Milky Way Dwarf Galaxy in Ursa Major». The Astrophysical Journal Letters626 (2): L86-L88. Bibcode:2005ApJ...626L..85W. arXiv:astro-ph/0503552. doi:10.1086/431760.
harvard.edu
adsabs.harvard.edu
Willman, Beth; Dalcanton, Julianne J.; Martinez-Delgado, David et al. (24 de mayo de 2005). «A New Milky Way Dwarf Galaxy in Ursa Major». The Astrophysical Journal Letters626 (2): L86-L88. Bibcode:2005ApJ...626L..85W. arXiv:astro-ph/0503552. doi:10.1086/431760.