Article PDF
Rights and permissions
About this article
Cite this article
Announcements. Nature 265, 769 (1977). https://doi.org/10.1038/265769a0
Issue Date:
DOI: https://doi.org/10.1038/265769a0
Nature volume 265, page 769 (1977)
Announcements. Nature 265, 769 (1977). https://doi.org/10.1038/265769a0
Issue Date:
DOI: https://doi.org/10.1038/265769a0