Farinella, P.; Marzari, F.; Matteoli, S. (1997). „The Disruption of Hyperion and the Origin of Titan's Atmosphere”. Astronomical Journal. 113 (2): 2312—2316. Bibcode:1997AJ....113.2312F. doi:10.1086/118441.
R.A.J. Matthews (1992). „The Darkening of Iapetus and the Origin of Hyperion”. Quarterly Journal of the Royal Astronomical Society. 33: 253—258. Bibcode:1992QJRAS..33..253M.
Farinella, P.; Marzari, F.; Matteoli, S. (1997). „The Disruption of Hyperion and the Origin of Titan's Atmosphere”. Astronomical Journal. 113 (2): 2312—2316. Bibcode:1997AJ....113.2312F. doi:10.1086/118441.