2d United Nations International Conference on Peaceful Uses of Atomic Energy, Geneva, Switzerland, Sept. 1-13, 1958; [papers], U. S. A., June 1958, A/CONF.15/P/ (series). 780. Geochemistry of uranium in organic substances in petroliferous rocks [with list of references; by A. P. Pierce, J. W. Mytton, and P. R. Barnett.

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