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Hearings Before the Committee on Science and Astronautics, U.S. House of Representatives, Eighty-eighth Congress, First Session, February 25, 26, 27, 28, and March 1, 1963
出版U.S. Government Printing Office, 1963
URLhttp://books.google.com.hk/books?id=CdJbsyjeajAC&hl=&source=gbs_api
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