1. Physical explanations of the destabilizing effects of damping in rotating parts;Crandall;NASA CP 2133 Rotordynamic Instability Problems in High Performance Turbo Machinery,1980
2. Non-conservative Problems of the Theory of Elastic Stability;Bolotin,1963
3. Shaft whirl induced by rotor internal damping;Ehrich;Journal of Applied Mechanics,1964
4. The effect of structural damping upon the whirling of rotors;Torby;Journal of Applied Mechanics,1979
5. The Dynamic Stability of Elastic Systems;Bolotin,1964