Article PDF
Rights and permissions
About this article
Cite this article
Announcements. Nature 260, 180 (1976). https://doi.org/10.1038/260180a0
Issue Date:
DOI: https://doi.org/10.1038/260180a0
Nature volume 260, page 180 (1976)
Announcements. Nature 260, 180 (1976). https://doi.org/10.1038/260180a0
Issue Date:
DOI: https://doi.org/10.1038/260180a0