by G.E. Albritton [and others] ; sponsored by Defense Atomic Support Agency ; conducted by U.S. Army Engineer Waterways Experiment Station, Corps of Engineers, Vicksburg, Mississippi
by Henry J. Bokuniewicz ... [and others], Department of Geology and Geophysics, Yale University, New Haven, Connecticut ; prepared for Office, Chief of Engineers, U.S. Army, Washington, D.C