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Help for the Arts. Nature 184, 699 (1959). https://doi.org/10.1038/184699a0
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DOI: https://doi.org/10.1038/184699a0
Nature volume 184, page 699 (1959)
Help for the Arts. Nature 184, 699 (1959). https://doi.org/10.1038/184699a0
Issue Date:
DOI: https://doi.org/10.1038/184699a0