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Atmospheric Radio Noise Summary for the Period June 1 Through November 30, 1957
W. Q. CritchlowR. T. DisneyC. A. Samson
出版U.S. Department of Commerce, National Bureau of Standards, Boulder Laboratories, 1958
URLhttp://books.google.com.hk/books?id=jSpX2K61gIQC&hl=&source=gbs_api
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