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1
door Spearman, M. Leroy
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, 1984
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, 1984
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2
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [For sale by the National Technical Information Service], 1981
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