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Mathematics for All. Nature 217, 897 (1968). https://doi.org/10.1038/217897b0
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DOI: https://doi.org/10.1038/217897b0
Nature volume 217, page 897 (1968)
Mathematics for All. Nature 217, 897 (1968). https://doi.org/10.1038/217897b0
Issue Date:
DOI: https://doi.org/10.1038/217897b0