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Mount Wilson and Palomar Observatories. Nature 180, 360 (1957). https://doi.org/10.1038/180360a0
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DOI: https://doi.org/10.1038/180360a0
Nature volume 180, page 360 (1957)
Mount Wilson and Palomar Observatories. Nature 180, 360 (1957). https://doi.org/10.1038/180360a0
Issue Date:
DOI: https://doi.org/10.1038/180360a0