por Fredrich, Augustine J | Eichert, Bills., coaut.Davis, Darryl W., coaut | E.U.A. Army Corps of Engineers, Hydrologic Engineering C.
por Eichert, Bills | Eichert, William F., coaut | E.U.A. Army Corps of Engineers., Hydrologic Engineering Cen- | ter.
por Eichert, Bills | Davis, Darryl W., coaut | E.U.A. Army Corps of Engineers, Hydrologic Engineering C.