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Development and Research in Vacuum Techniques. Nature 173, 982–983 (1954). https://doi.org/10.1038/173982a0
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DOI: https://doi.org/10.1038/173982a0
Nature volume 173, pages 982–983 (1954)
Development and Research in Vacuum Techniques. Nature 173, 982–983 (1954). https://doi.org/10.1038/173982a0
Issue Date:
DOI: https://doi.org/10.1038/173982a0