1.

視聴覚資料
ＡＶ
1. Voyager
produced by Graphic films corporation
出版情報: San Francisco : The Astronomical Scociety of the Pacific [distributor], 19--
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2.

雑誌
雑誌
2. Technical report
Jet Propulsion Laboratory, California Institute of Technology
出版情報: Pasadena : Jet Propulsion Laboratory, California Institute of Technology
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