登入選單

返回Google圖書搜尋

Spectroscopic Studies of 60 Be Stars Over a Period of 24 Years

David Dunlap ObservatoryJudith A. CopelandJohn Frederick Heard

出版	University of Toronto Press, 1963
URL	http://books.google.com.hk/books?id=s818GwAACAAJ&hl=&source=gbs_api