1. Some Problems of Rotor Dynamics;Tondl,1965
2. Oil Whirl Characteristics of a Rigid Rotor in 360° Journal Bearings;Holmes,1965
3. The Vibration of a Rigid Shaft on Short Sleeve-Bearings;Holmes;J. Mech. Engng Sci.,1960
4. Sulle Vibrazioni Della Aste Rotanti;Capriz;Ann Scuola Normale Superiore,1963
5. Influence of Coupled Asymmetric Bearings on the Motion of a Massive Flexible Rotor;Morton,1967