1. Theory of Elastic Stability;Timoshenko,1961
2. Principles of Structural Stability;Ziegler,1968
3. Nonconservative Problems of the Theory of Elastic Stability;Bolotin,1963
4. Stability of Elastic Systems;Leipholz,1980
5. Stability of short Beck and Leipholz column on elastic foundation;Sundararamaiah;AIAA J.,1983