Article PDF
Rights and permissions
About this article
Cite this article
Science in France. Nature 179, 700 (1957). https://doi.org/10.1038/179700c0
Issue Date:
DOI: https://doi.org/10.1038/179700c0
Nature volume 179, page 700 (1957)
Science in France. Nature 179, 700 (1957). https://doi.org/10.1038/179700c0
Issue Date:
DOI: https://doi.org/10.1038/179700c0