by Richard W. Spengler and J.G. Rosenbaum, [prepared by the U.S. Geological Survey for the Nevada Operations Office, U.S. Department of Energy].U.S. Dept. of the Interior, Geological Survey1980.<ME683-77>
by P.T. Hayes and G.O. Bachman, [prepared by the U.S. Geological Survey for the Albuquerque Operations Office, U.S. Department of Energy].U.S. Geological Survey for the Albuquerque Operations Office(1979?]<ME683-69>