1. Structural impact;Jones,1989
2. Illyshin AA. The elastic plastic stability of plates. NACA TM 1188; 1947.
3. Stowell EZ. A unified theory of plastic buckling of columns and plates. NACA TN 1156; 1948.
4. Theory and tests on the plastic stability of plates and shells;Bijlaard;J Aeronaut Sci,1949
5. Handelman GH, Prager W. Plastic buckling of rectangular plates under edge thrusts. NACA TN 1530; 1948.