Fang, Julia; Margot, Jean-Luc; Rojo, Patricio (2012년 7월 16일). “Orbits, Masses, and Evolution of Main Belt Triple (87) Sylvia”. 《The Astronomical Journal》 144 (2): 70. arXiv:1206.5755. doi:10.1088/0004-6256/144/2/70.
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Fang, Julia; Margot, Jean-Luc; Rojo, Patricio (2012년 7월 16일). “Orbits, Masses, and Evolution of Main Belt Triple (87) Sylvia”. 《The Astronomical Journal》 144 (2): 70. arXiv:1206.5755. doi:10.1088/0004-6256/144/2/70.