1. Damping of Material and Members in Structural Mechanics;Lazan,1968
2. Vibration Damping;Nashif,1985
3. Damping of Vibrations;Osiński,1998
4. The role of damping in vibration theory;Crandall;Journal of Sound and Vibration,1970
5. The concept of complex damping;Miklestad;Journal of Applied Mechanics,1952