1. N.W. Hagood and A.H. von Flotow, Damping of Structural Vibra- tions with Piezoelectric Materials and Passive Electrical Net- works,J. Sound Vibration, Vol 146, 1991
2. S. Yoshikawa, U. Selvaraj, K.G. Brooks, and S.K. Kurtz, “Piezo- electric PZT Tubes and Fibers for Passive Vibrational Damping,” Proc. ISAF Conf., Greenville, SC, Aug 31, 1992
3. D. Edberg, A.S. Bicos, C.M. Fuller, J.J. Tracy, and J.S. Fechter, Theoretical and Experimental Studies of a Truss Incorporating Active Members,J. Intelligent Mater. Sys. Struct., Vol 3 1992, p 333–347
4. C.L. Davis and G.A. Lesieutre, A Modal Strain Energy Approach to the Prediction of Resistively-Shunted Piezoceramic Damping,J. Sound Vibration, submitted for publication
5. A.S. Nowick and B.S. Berry,Anelastic Relaxation of Crystalline Solids, Academic Press, 1972