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The Electrical Research Association. Nature 168, 943–945 (1951). https://doi.org/10.1038/168943a0
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DOI: https://doi.org/10.1038/168943a0
Nature volume 168, pages 943–945 (1951)
The Electrical Research Association. Nature 168, 943–945 (1951). https://doi.org/10.1038/168943a0
Issue Date:
DOI: https://doi.org/10.1038/168943a0