Preparing for Lunar Exploration — Concepts, Technologies, Partnerships in an Age of Uncertainty Ghafoor, N. ; Dickinson, C. ; McCoubrey, R. ; Chappell, L. ; Barnet, M. ; Dietrich, P. ; Teti, F. ; Sallaberger, C. Abstract Publication: Annual Meeting of the Lunar Exploration Analysis Group Pub Date: November 2011 Bibcode: 2011LPICo1646...20G