John Stansberry, Will Grundy, Mike Brown, Dale Cruikshank, John Spencer, David Trilling, Jean-Luc Margot (2007). «Physical Properties of Kuiper Belt and Centaur Objects: Constraints from Spitzer Space Telescope». arXiv:astro-ph/0702538 [astro-ph] !CS1 manut: Nomes múltiplos: lista de autores (link)