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- Zubrin Robert [[File:Robert Zubrin by the Mars Society.jpg|thumb|180px|Robert Zubrin, fondatore e attuale presidente ...Program]]-like return to the Moon, as neither would be able to provide all of its own oxygen, water, or energy; these resources are producible on Mars, a12 KB (1.751 parole) - 08:22, 4 feb 2013
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