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). 644. Extension of fission product region and yields of heavy products in neutron fission of Pu239 [with list of references]; by L. R. Bunney [and others].

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