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Grundy, W. M.; Young, L. A.; Spencer, J. R.; Johnson, R. E.; Young, E. F.; Buie, M. W. (October 2006). «Distributions of H2Ο and CO2 ices on Ariel, Umbriel, Titania, and Oberon from IRTF/SpeX observations». Icarus184 (2): 543–555. doi:10.1016/j.icarus.2006.04.016. Bibcode: 2006Icar..184..543G.
Jacobson, R. A.; Campbell, J. K.; Taylor, A. H.; Synnott, S. P. (June 1992). «The masses of Uranus and its major satellites from Voyager tracking data and earth-based Uranian satellite data». The Astronomical Journal103 (6): 2068–2078. doi:10.1086/116211. Bibcode: 1992AJ....103.2068J.