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Captain A. Ritscher. Nature 198, 737 (1963). https://doi.org/10.1038/198737b0
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DOI: https://doi.org/10.1038/198737b0
Nature volume 198, page 737 (1963)
Captain A. Ritscher. Nature 198, 737 (1963). https://doi.org/10.1038/198737b0
Issue Date:
DOI: https://doi.org/10.1038/198737b0