Abstract
THE death occurred on July 20 of one of the most eminent Soviet geologists, Mikhail Antonovich Usov, member of the Academy of Sciences of the U.S.S.R., and director of the Ail-Union Institute of Coordinated Geological Research.
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Dr. M. A. Usov. Nature 144, 358–359 (1939). https://doi.org/10.1038/144358b0
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DOI: https://doi.org/10.1038/144358b0