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). 779. Role of humic acids in geochemistry of uranium [with list of references cited]; by J. D. Vine, V. E. Swanson, and K. G. Bell.