↑ Sones, Benjamin E. (2000-07-14). "Bungie dreams of rings and things, part 2". Computer Games Online. Archived from the original on 2005-04-08. สืบค้นเมื่อ 13 April 2013. we don't want people to think this is the game of Niven's Ringworld, simply because it takes place on a ring-shaped artificial world… you'd be surprised how often people assume this. ... structurally it's more similar to the "orbitals" in Iain M. Banks' Culture novels.
↑ Cuddy, Luke (2011-06-07). Halo and Philosophy: Intellect Evolved. Open Court. ISBN0812697189. [...] Banks put out the Culture series of books, which envisions a slightly smaller structure called an "orbital" -- probably closer to the Halo structures [...]
↑ Perry, Douglas C. (May 17, 2006). "The Influence of Literature and Myth in Videogames". IGN. Ziff Davis. p. 6. สืบค้นเมื่อ August 12, 2007. [Frank O'Connor, Bungie] The idea of a Ringworld, first posited in sci-fi by Larry Niven in his novel of the same name, is actually a variation of a Dyson Sphere, a fantastically impossible object described by the 20th century physicist, Freeman Dyson... icosohedron-shaped artificial worlds have also been used by Iain M. Banks and others because they are cool. And that's why we used one.
