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The Distribution of Distances and Velocities of Stars in the Carrington Zone on the Basis of Spectrophotometric Analysis, Academical, Dissertation by J. Harald Petersson ...

John Harald Petersson

出版	Appelberg, 1927
URL	http://books.google.com.hk/books?id=YhhwQwAACAAJ&hl=&source=gbs_api