1.

雑誌
雑誌
1. The International comet quarterly
Appalachian State University. Physics Dept ; Appalachian State University. Dept. of Physics and Astronomy ; Smithsonian Astrophysical Observatory
出版情報: Boone, N.C., U.S.A. : Physics Dept., Appalachian State University , 1979-
巻次（年次）: Vol. 1, no. 1 (Jan. 1979)-
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2.

雑誌
雑誌
2. Annals of the Astrophysical Observatory of the Smithsonian Institution
Smithsonian Astrophysical Observatory
出版情報: Washington : Govt. Print. Off., 1900-
巻次（年次）: Vol. 1 (1900)-
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