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Google圖書搜尋
An Investigation of Some Causes of Variation in Cosmic Ray Intensity at Sea Level
Fred Jacka
其他書名
The Aurora and Its Relation to Geomagnetic Disturbance
出版
University of Melbourne, Office of Research
, 1955
URL
http://books.google.com.hk/books?id=2tnQtgAACAAJ&hl=&source=gbs_api
