Gaffey, Michael J.; Burbine, Thomas H.; Piatek, Jennifer L.; Reed, Kevin L.; Chaky, Damon A.; Bell, Jeffrey F.; Brown, R. H. (1993). “Mineralogical variations within the S-type asteroid class”. Icarus106 (2): 573. Bibcode: 1993Icar..106..573G. doi:10.1006/icar.1993.1194.
Hilton, James L. (February 1999). “US Naval Observatory Ephemerides of the Largest Asteroids”. Astronomical Journal117 (2): 1077–1086. Bibcode: 1999AJ....117.1077H. doi:10.1086/300728.
Gaffey, Michael J.; Burbine, Thomas H.; Piatek, Jennifer L.; Reed, Kevin L.; Chaky, Damon A.; Bell, Jeffrey F.; Brown, R. H. (1993). “Mineralogical variations within the S-type asteroid class”. Icarus106 (2): 573. Bibcode: 1993Icar..106..573G. doi:10.1006/icar.1993.1194.
Pitjeva, E. V. (2004). "Estimations of masses of the largest asteroids and the main asteroid belt from ranging to planets, Mars orbiters and landers". 35th COSPAR Scientific Assembly. Held 18–25 July 2004, in Paris, France. p. 2014. Bibcode:2004cosp...35.2014P。
Hilton, James L. (February 1999). “US Naval Observatory Ephemerides of the Largest Asteroids”. Astronomical Journal117 (2): 1077–1086. Bibcode: 1999AJ....117.1077H. doi:10.1086/300728.