Jacobson, R. A. (1998). «The Orbits of the Inner Uranian Satellites From Hubble Space Telescope and Voyager 2 Observations». The Astronomical Journal115 (3): 1195-1199. Bibcode:1998AJ....115.1195J. doi:10.1086/300263.
Jacobson, R. A. (1998). «The Orbits of the Inner Uranian Satellites From Hubble Space Telescope and Voyager 2 Observations». The Astronomical Journal115 (3): 1195-1199. Bibcode:1998AJ....115.1195J. doi:10.1086/300263.