LETTERS TO THE EDITOR: Someone is Out There
作者:
Leonard O. Olsen,
John Regis,
期刊:
The Physics Teacher
(AIP Available online 1970)
卷期:
Volume 8,
issue 5
页码: 227-228
ISSN:0031-921X
年代: 1970
DOI:10.1119/1.2351474
出版商: American Association of Physics Teachers
数据来源: AIP
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