[1] McSween, H. Y., Jr.: Meteorites and Their Parent Planets. Cambridge University Press 1999.
[3] Bottke, W. F., Jr., Cellino, A., Paolicchi, P., Binzel, R. P.: Asteroids III. The University of Arizona Press 2002.
[5] Chesley, S. R., Chodas, P. W., Milani, A., Valsecchi, G. B., Yeomans, D. K.: Quantifying the risk posed by potential Earth impacts. Icarus 159 (2002), 423–432.
[6] Gehrels, T.: Hazards due to comets and asteroids. The University of Arizona Press 1994.