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International Association for the Exchange of Students. Nature 183, 650 (1959). https://doi.org/10.1038/183650c0
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DOI: https://doi.org/10.1038/183650c0
Nature volume 183, page 650 (1959)
International Association for the Exchange of Students. Nature 183, 650 (1959). https://doi.org/10.1038/183650c0
Issue Date:
DOI: https://doi.org/10.1038/183650c0