PROFILE: SHEPHERD - Shepherd Distribution has found a niche where there's not too much competition.
Commercial motor ; 184 , 4669 ; 76-77
1996
Article (Journal)
English
Les Shepherd an Interstellar Visionary
Online Contents | 2014
|Ion Beam Shepherd for Asteroid Deflection
AIAA | 2011
|Beyond where the sky meets the dawn - Bill Shepherd and 'Space Ship Alpha'
Online Contents | 2002
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