1. Buckling and stability;Hoff,1954
2. Creep buckling;Hoff;Aero. Quart.,1956
3. Time-dependent tangent modulus applied to column creep buckling;Carlson;J. Appl. Mech.,1956
4. The Inelastic Behavior of Engineering Materials and Structures;Freudenthal,1950
5. Creep buckling of columns;Libove;J. Aero. Sci.,1952