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Israel Institute of Applied Social Research. Nature 165, 552 (1950). https://doi.org/10.1038/165552a0
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DOI: https://doi.org/10.1038/165552a0
Nature volume 165, page 552 (1950)
Israel Institute of Applied Social Research. Nature 165, 552 (1950). https://doi.org/10.1038/165552a0
Issue Date:
DOI: https://doi.org/10.1038/165552a0