1. Stability of Structures;Farshad,1994
2. Theory of Elastic Stability;Timoshenko,1961
3. Dynamics of Elastic System;Nowacki,1963
4. Dynamic Stability of Elastic Systems (translation from the Russian);Bolotin,1964
5. Stability and non-stationary vibration of columns under periodic loads;Iwatsubo;J. Sound Vib.,1972