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Mr. G. A. Stewart, M.B.E.. Nature 176, 675 (1955). https://doi.org/10.1038/176675a0
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DOI: https://doi.org/10.1038/176675a0
Nature volume 176, page 675 (1955)
Mr. G. A. Stewart, M.B.E.. Nature 176, 675 (1955). https://doi.org/10.1038/176675a0
Issue Date:
DOI: https://doi.org/10.1038/176675a0