Goldstein, D. B., Nerem, R. S., Barker, E. S., Austin, J. V., Binder, A. and Feldman, W., “Impacting Lunar Prospector in a Cold Trap to Detect Water Ice,” Geophysical Research Letters, Vol. 26, No. 12, pp. 1653-1656, June 15, 1999.
Goldstein, D. B., Nerem, R. S., Barker, E. S., Austin, J. V., Binder, A. and Feldman, W., “Impacting Lunar Prospector in a Cold Trap to Detect Water Ice,” Geophysical Research Letters, Vol. 26, No. 12, pp. 1653-1656, June 15, 1999.