↑ Harold F. Levison, Luke Donnes (2007). "Comet Populations and Cometary Dynamics". In Lucy Ann Adams McFadden, Paul Robert Weissman, Torrence V. Johnson (ed.). Encyclopedia of the Solar System (2nd ed.). Amsterdam; Boston: Academic Press. pp. 575–588. ISBN 0-12-088589-1.{{cite book}}:  CS1 maint: multiple names: editors list (link)↑ Weissman and Johnson, 2007, Encyclopedia of the solar system, footnote p. 584↑ IAU: Minor Planet Center (2011-01-03). "List Of Centaurs and Scattered-Disk Objects". Central Bureau for Astronomical Telegrams, Harvard-Smithsonian Center for Astrophysics. සම්ප්‍රවේශය 2011-01-03.↑ Gérard FAURE (2004). "Description of the System of Asteroids as of May 20, 2004". May 29, 2007 දින මුල් පිටපත වෙතින් සංරක්ෂණය කරන ලදී. සම්ප්‍රවේශය June 1, 2007. {{cite web}}: Unknown parameter |deadurl= ignored (|url-status= suggested) (help)සටහන්[සංස්කරණය]↑ The literature is inconsistent in the usage of the terms "scattered disc" and "Kuiper belt". For some, they are di