Methane, ammonia, and their irradiation products at the surface of an intermediate-size KBO? - A portrait of Plutino (90482) OrcusA. Delsanti, F. Merlin, A. Guilbert-Lepoutre, J. Bauer, B. Yang and K. J. MeechA&A, 520 (2010) A40DOI: https://doi.org/10.1051/0004-6361/201014296
