1. Flood frequencies and sedimentation from forest watersheds;Anderson;Trans. Amer. Geophys. Union,1949
2. A method of estimating sediment accumulation in stockponds;Gottschalk;Trans. Amer. Geophys. Union,1947
3. Sediment design criteria for the Missouri Loess Hills;Gottschalk,1950
4. Landforms of the northwestern states, relief map prepared at the Institute of Geographical Exploration;Raisz,1941
5. Snedecor, G. W., , Statistical methods, 4 Iowa State Coll. Press, 1946,