1. W. P. Mason,Electromechanical Transducers and Wave Filters, Van Nostrand, New York (1958).
2. Diagnostic Study of Bonded, Thickness Mode Transducers by Input Impedance Measurement
3. V. V. Zalesskij,The Analysis and Synthesis of Piezoelectric Transducers, in Russian, Rostov University Press, Rostov-na-Donu (1970).
4. A. M. Bogomolov, L. N. Magdich, M. I. Mitkin, and P. I. Snitzer, “High frequency piezoelectric transducers from lithium niobate,” inThe Reviews on an Electronic Technology: Series 11 Laser Technique and Optoelectronics, in Russian, Vol. 1 (1989).