A. Delsanti, F. Merlin, A. Guilbert–Lepoutre at al. (). „Methane, ammonia, and their irradiation products at the surface of an intermediate-size KBO? A portrait of Plutino (90482) Orcus”. Astronomy and Astrophysics. 627 (2): 1057. arXiv:1006.4962. Bibcode:2010A&A...520A..40D. doi:10.1051/0004-6361/201014296.Mentenanță CS1: Nume multiple: lista autorilor (link)
O. Gingerich (). „The Path to Defining Planets”(PDF). Harvard-Smithsonian Center for Astrophysics and IAU EC Planet Definition Committee chair. Accesat în .
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Barucci, M. A.; Merlin; Guilbert; Bergh; Doressoundiram (). „Surface composition and temperature of the TNO Orcus”. Astronomy and Astrophysics. 479 (1): L13–L16. Bibcode:2008A&A...479L..13B. doi:10.1051/0004-6361:20079079.
T.L. Lim, J. Stansberry, T.G. Müller (). „"TNOs are Cool": A survey of the trans-Neptunian region III. Thermophysical properties of 90482 Orcus and 136472 Makemake”. Astronomy and Astrophysics. 518: L148. Bibcode:2010A&A...518L.148L. doi:10.1051/0004-6361/201014701.Mentenanță CS1: Nume multiple: lista autorilor (link)
A. Delsanti, F. Merlin, A. Guilbert–Lepoutre at al. (). „Methane, ammonia, and their irradiation products at the surface of an intermediate-size KBO? A portrait of Plutino (90482) Orcus”. Astronomy and Astrophysics. 627 (2): 1057. arXiv:1006.4962. Bibcode:2010A&A...520A..40D. doi:10.1051/0004-6361/201014296.Mentenanță CS1: Nume multiple: lista autorilor (link)
de Bergh, C.; A. Delsanti; G. P. Tozzi; E. Dotto; A. Doressoundiram; M. A. Barucci (). „The Surface of the Transneptunian Object 9048 Orcus”. Astronomy & Astrophysics. 437 (3): 1115–1120. Bibcode:2005A&A...437.1115D. doi:10.1051/0004-6361:20042533.
Barucci, M. A.; Merlin; Guilbert; Bergh; Doressoundiram (). „Surface composition and temperature of the TNO Orcus”. Astronomy and Astrophysics. 479 (1): L13–L16. Bibcode:2008A&A...479L..13B. doi:10.1051/0004-6361:20079079.
T.L. Lim, J. Stansberry, T.G. Müller (). „"TNOs are Cool": A survey of the trans-Neptunian region III. Thermophysical properties of 90482 Orcus and 136472 Makemake”. Astronomy and Astrophysics. 518: L148. Bibcode:2010A&A...518L.148L. doi:10.1051/0004-6361/201014701.Mentenanță CS1: Nume multiple: lista autorilor (link)
Stansberry, J.; Grundy, W.; Brown, M.; Cruikshank, D.; Spencer, J.; Trilling, D.; Margot, J.-L. (). „Physical Properties of Kuiper Belt and Centaur Objects: Constraints from the Spitzer Space Telescope”. În M. A. Barucci; H. Boehnhardt; D. P. Cruikshank; A. Morbidelli. The Solar System Beyond Neptune. Tucson: University of Arizona Press. pp. 161–179. Bibcode:2008ssbn.book..161S. ISBN978-0816527557.Mentenanță CS1: display-editori (link)
A. Delsanti, F. Merlin, A. Guilbert–Lepoutre at al. (). „Methane, ammonia, and their irradiation products at the surface of an intermediate-size KBO? A portrait of Plutino (90482) Orcus”. Astronomy and Astrophysics. 627 (2): 1057. arXiv:1006.4962. Bibcode:2010A&A...520A..40D. doi:10.1051/0004-6361/201014296.Mentenanță CS1: Nume multiple: lista autorilor (link)
de Bergh, C.; A. Delsanti; G. P. Tozzi; E. Dotto; A. Doressoundiram; M. A. Barucci (). „The Surface of the Transneptunian Object 9048 Orcus”. Astronomy & Astrophysics. 437 (3): 1115–1120. Bibcode:2005A&A...437.1115D. doi:10.1051/0004-6361:20042533.