Fluxes of Fast and Epithermal Neutrons from Lunar Prospector: Evidence for Water Ice at the Lunar Poles Feldman, W. C. ; Maurice, S. ; Binder, A. B. ; Barraclough, B. L. ; Elphic, R. C. ; Lawrence, D. J. Abstract Publication: Science Pub Date: September 1998 DOI: 10.1126/science.281.5382.1496 Bibcode: 1998Sci...281.1496F