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The Low Temperature Research Station, Cambridge. Nature 201, 871 (1964). https://doi.org/10.1038/201871d0
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DOI: https://doi.org/10.1038/201871d0
Nature volume 201, page 871 (1964)
The Low Temperature Research Station, Cambridge. Nature 201, 871 (1964). https://doi.org/10.1038/201871d0
Issue Date:
DOI: https://doi.org/10.1038/201871d0