1. Bell, J. F., Davis, D., Hartmann, W., & Gaffey, M. 1989, Asteroids II, ed. R. P. Binzel, T. Gehrels, & M. S. Matthews (Tucson: Univ. of Arizona Press), 921
2. Bus, S. J. 1999, Compositional structure in the asteroid belt: Results of a spectroscopic survey, Ph.D. Thesis, Massachusetts Institute of Technology, Cambridge
3. Phase II of the Small Main-Belt Asteroid Spectroscopic Survey The Observations
4. Phase II of the Small Main-Belt Asteroid Spectroscopic Survey A Feature-Based Taxonomy