References
- Kumar , S. , Bhalla , A. S. and Cross , L. E. 1994 . “Smart Ceramics for Acoustic and Vibration Control.” . J. Intelligent Material Systems and Structures , Vol. 5 ( No. 5 ) : 678 – 682 .
- Kumar , S. , Bhalla , A. S. and Cross , L. E. 1994 . “Broadband Vibration Control Using Smart Ceramics.” . J. Intelligent Material Systems and Structures , Vol. 5 ( No. 5 ) : 673 – 677 .