1.

雑誌
雑誌
1. Report for the year ending ...
South African Astronomical Observatory
出版情報: Cape Town : South African Astronomical Observatory
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2.

雑誌
雑誌
2. Advanced data for the astronomical ephemeris for the year ...
Science Research Council, Royal Greenwich Observatory
出版情報: Sussex : Science Research Council : Royal Greenwich Observatory
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3.

雑誌
雑誌
3. The Royal Greenwich Observatory report for the year ending ...
Science Research Council
出版情報: Herstmonceux : Royal Greenwich Observatory, 1975-
巻次（年次）: 1974 (1974)-
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