Persistent URL of this record https://hdl.handle.net/1887/6087
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A comparison between the photographic magnitudes of Beljawsky in the zone between +45° and +40° and the Bergedorf-Groningen Durchmusterung
- All authors
- Oosterhoff, P.T.
- Date
- 1944
- Volume
- 10
- Pages
- 59
- Publisher
- North Holland Publishing Company