Article PDF
Rights and permissions
About this article
Cite this article
The U.S. National Science Foundation. Nature 205, 749 (1965). https://doi.org/10.1038/205749d0
Issue Date:
DOI: https://doi.org/10.1038/205749d0
Nature volume 205, page 749 (1965)
The U.S. National Science Foundation. Nature 205, 749 (1965). https://doi.org/10.1038/205749d0
Issue Date:
DOI: https://doi.org/10.1038/205749d0