1. The design of Walls, Bins and Grain Elevators;Ketchum,1929
2. Large retaining wall tests. I—Pressure of dry sand. II—Pressure of saturated sand. V—Pressure of glacial till;Terzaghi;Engng News Rec.,1934
3. Large retaining wall tests. I—Pressure of dry sand. II—Pressure of saturated sand. V—Pressure of glacial till;Terzaghi;Engng News Rec.,1934
4. Large retaining wall tests. I—Pressure of dry sand. II—Pressure of saturated sand. V—Pressure of glacial till;Terzaghi;Engng News Rec.,1934
5. Versuche über getreidedruck in silozellen;Janssen;Z. ver. deutch. Ing.,1895