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". University of Arizona, Lowell Observatory, California Institute of Technology, NASA Ames Research Center, Southwest Research Institute, Cornell University. Consultado o 24-07-2008.
Sheppard, Scott S.; Lacerda, Pedro; Ortiz, Jose L. (2008). "Photometric Lightcurves of Transneptunian Objects and Centaurs: Rotations, Shapes, and Densities". En M. Barucci, A.; Boehnhardt,H.; Cruikshank, D.P.; et al. The Solar System Beyond Neptune(PDF). University of Arizona Press. pp. 129–142. ISBN978-0-8165-2755-7. Arquivado dende o orixinal(pdf) o 05 de marzo de 2012. Consultado o 23 de decembro de 2018.
Sheppard, Scott S.; Lacerda, Pedro; Ortiz, Jose L. (2008). "Photometric Lightcurves of Transneptunian Objects and Centaurs: Rotations, Shapes, and Densities". En M. Barucci, A.; Boehnhardt,H.; Cruikshank, D.P.; et al. The Solar System Beyond Neptune(PDF). University of Arizona Press. pp. 129–142. ISBN978-0-8165-2755-7. Arquivado dende o orixinal(pdf) o 05 de marzo de 2012. Consultado o 23 de decembro de 2018.