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Google圖書搜尋
Motions in a Prominence of April 17, 1972
Oddbjørn Engvold
T. Kozar
Bogdan Rompolt
出版
Universitetsforlaget
, 1974
URL
http://books.google.com.hk/books?id=8hc1AQAAIAAJ&hl=&source=gbs_api