1. V.G. Prokhorov, „Piezoelectric Matrices for the Reception of Acoustic Images and Holograms,“ Sov. Phys. Acoust., Yol. 18 (3), Jan.-March 1973, pp. U08 - U10.
2. M.G. Marginness, J.D. Plummer, and J.D. Meindl, „An Acoustic Image Sensor Using a Transmit-Receive Array,“ in Acoustical Holography, (R.G. Green, Editor) Vol. 5, Plenum Press, New York, 1973, pp. 619 - 631.
3. N. Takagi, T. Kawaghima, T. Ogura and T. Yamada, „Solid-State Acoustic Image Sensor,“ in Acoustical Holography, ( G. Wade, Editor) Vol. b, Plenum Press, New York, 1972, pp. 215 - 236.
4. B.A. Auld, C. DeSilets and G.S. Kino, „A New Acoustic Array for Acoustic Imaging“ Ultrasonics Symposium Proceedings, 197, pp. 21 - 27.
5. W. Schockley, D.R. Curran and D.J. Koneval,- „Energy Trapping and Related Studies of Multiple Electrode Filter Crystals,“ Proc. 17th Annual.Symposium on Frequency Control, 88 (1963). W. Schockley, D.R. Curran and D. J. Koneval, „Trapped Energy Modes In Quartz Crystal Filters,“ J. Acoust. Soc. Am., hi, 981 (1967).