Article PDF
Rights and permissions
About this article
Cite this article
STOCK, A. Dr P. D. F. Murray. Nature 216, 729 (1967). https://doi.org/10.1038/216729a0
Issue Date:
DOI: https://doi.org/10.1038/216729a0
Nature volume 216, page 729 (1967)
STOCK, A. Dr P. D. F. Murray. Nature 216, 729 (1967). https://doi.org/10.1038/216729a0
Issue Date:
DOI: https://doi.org/10.1038/216729a0