O. Gingerich. The Path to Defining Planets(PDF). Harvard-Smithsonian Center for Astrophysics and IAU EC Planet Definition Committee chair. 2006 [2007-03-13]. (原始内容存档(PDF)于2007-03-06).
Dunham, D. W.; et al. The size and shape of (2) Pallas from the 1983 occultation of 1 Vulpeculae. Astronomical Journal. 1990, 99: 1636–1662. Bibcode:1990AJ.....99.1636D. doi:10.1086/115446. 引文格式1维护:显式使用等标签 (link)
Sato, Kimiyasu; Miyamoto, Masamichi; Zolensky, Michael E. Absorption bands near 3 m in diffuse reflectance spectra of carbonaceous chondrites: Comparison with asteroids. Meteoritics. 1997, 32 (4): 503–507. Bibcode:1997M&PS...32..503S. doi:10.1111/j.1945-5100.1997.tb01295.x.
McCord, T. B.; McFadden, L. A.; Russell, C. T.; Sotin, C.; Thomas, P. C. Ceres, Vesta, and Pallas: Protoplanets, Not Asteroids. Transactions of the American Geophysical Union. 2006, 87 (10): 105. Bibcode:2006EOSTr..87..105M. doi:10.1029/2006EO100002.
Schmidt, B. E.; Thomas; Bauer; Li; McFadden; Mutchler; Parker; Rivkin; Russell; et al. Hubble takes a look at Pallas: Shape, size, and surface(PDF). 39th Lunar and Planetary Science Conference (Lunar and Planetary Science XXXIX). Held March 10–14, 2008, in League City, Texas. 2008, 1391: 2502 [2008-08-24]. Bibcode:2008LPI....39.2502S. (原始内容存档(PDF)于2008-10-04). 引文格式1维护:显式使用等标签 (link)
Dunham, D. W.; et al. The size and shape of (2) Pallas from the 1983 occultation of 1 Vulpeculae. Astronomical Journal. 1990, 99: 1636–1662. Bibcode:1990AJ.....99.1636D. doi:10.1086/115446. 引文格式1维护:显式使用等标签 (link)
Feierberg, M. A.; Larson, H. P.; Lebofsky, L. A.; Larson; Lebofsky. The 3 Micron Spectrum of Asteroid 2 Pallas. Bulletin of the American Astronomical Society. 1982, 14: 719. Bibcode:1982BAAS...14..719F.
Sato, Kimiyasu; Miyamoto, Masamichi; Zolensky, Michael E. Absorption bands near 3 m in diffuse reflectance spectra of carbonaceous chondrites: Comparison with asteroids. Meteoritics. 1997, 32 (4): 503–507. Bibcode:1997M&PS...32..503S. doi:10.1111/j.1945-5100.1997.tb01295.x.
McCord, T. B.; McFadden, L. A.; Russell, C. T.; Sotin, C.; Thomas, P. C. Ceres, Vesta, and Pallas: Protoplanets, Not Asteroids. Transactions of the American Geophysical Union. 2006, 87 (10): 105. Bibcode:2006EOSTr..87..105M. doi:10.1029/2006EO100002.
Schmidt, B. E.; Thomas; Bauer; Li; McFadden; Mutchler; Parker; Rivkin; Russell; et al. Hubble takes a look at Pallas: Shape, size, and surface(PDF). 39th Lunar and Planetary Science Conference (Lunar and Planetary Science XXXIX). Held March 10–14, 2008, in League City, Texas. 2008, 1391: 2502 [2008-08-24]. Bibcode:2008LPI....39.2502S. (原始内容存档(PDF)于2008-10-04). 引文格式1维护:显式使用等标签 (link)
Schmidt, B. E.; Thomas; Bauer; Li; McFadden; Mutchler; Parker; Rivkin; Russell; et al. Hubble takes a look at Pallas: Shape, size, and surface(PDF). 39th Lunar and Planetary Science Conference (Lunar and Planetary Science XXXIX). Held March 10–14, 2008, in League City, Texas. 2008, 1391: 2502 [2008-08-24]. Bibcode:2008LPI....39.2502S. (原始内容存档(PDF)于2008-10-04). 引文格式1维护:显式使用等标签 (link)
O. Gingerich. The Path to Defining Planets(PDF). Harvard-Smithsonian Center for Astrophysics and IAU EC Planet Definition Committee chair. 2006 [2007-03-13]. (原始内容存档(PDF)于2007-03-06).