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Johnson, R. E.; Smith, H. T.; Tucker, O. J.; Liu, M.; Burger, M. H.; Sittler, E. C.; Tokar, R. L. (2006). “The Enceladus and OH Tori at Saturn”. The Astrophysical Journal (The American Astronomical Society) 644 (2): L137. Bibcode: 2006ApJ...644L.137J. doi:10.1086/505750.
Porco, C.; Nicholson, P. D.; Borderies, N.; Danielson, G. E.; Goldreich, P.; Holberg, J. B.; Lane, A. L. (October 1984). “The Eccentric Saturnian Ringlets at 1.29RS and 1.45RS”. Icarus (Elsevier Science) 60 (1): 1-16. Bibcode: 1984Icar...60....1P. doi:10.1016/0019-1035(84)90134-9.
Hillier, JK; Green, SF; McBride, N.; Schwanethal, J. P.; Postberg, F.; Srama, R.; Kempf, S.; Moragas-Klostermeyer, G. et al. (June 2007). “The composition of Saturn's E ring”. Monthly Notices of the Royal Astronomical Society377 (4): 1588-1596. Bibcode: 2007MNRAS.377.1588H. doi:10.1111/j.1365-2966.2007.11710.x
