1. D.F. Nelson: Electric Optic and Acoustic Interactions in Dielectrics ( Wiley, New York, 1979 )
2. H.F. Tiersten, J.C. Baumhauer: J. Appl. Phys. 45(10), 4272 (1974)
3. G.E. Tupholme: In Recent Developments in Surfacustic Waves, ed. by D.F.Parker, G.A. Maugin, Springer Ser. Wave Phen. ( Springer, Berlin, Heidelberg 1988 )
4. A.P. Harvey: Ph.D. Thesis, University of Southampton
5. G.A. Maugin: Nonlinear Electromechanical Effects and Applications ( World Scientific, Singapore, 1985 )