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Pioneer, First to Jupiter, Saturn, and Beyond

Richard O. FimmelJames Alfred Van AllenEric Burgess

出版	Scientific and Technical Information Office, National Aeronautics and Space Administration, 1980
URL	http://books.google.com.hk/books?id=sOzpfV4ed-8C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN