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Education and Industry. Nature 187, 470–471 (1960). https://doi.org/10.1038/187470b0
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DOI: https://doi.org/10.1038/187470b0
Nature volume 187, pages 470–471 (1960)
Education and Industry. Nature 187, 470–471 (1960). https://doi.org/10.1038/187470b0
Issue Date:
DOI: https://doi.org/10.1038/187470b0