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3. Bailey, M. 1995. “Dürer’s Comet,” Apollo 141, New Ser., 29–32.
4. Baldwin, R.B. 1963. The Measure of the Moon. (Chicago: The University of Chicago Press).
5. Bello Rubio, L.R., Ortiz, J.L., and Sada, P.V. 2000. “Luminous Efficiency in Hypervelocity Impacts from the 1999 Lunar Leonids.” The Astrophysical Journal 542, L65–L68.