CEROWSKI, Z., and A. OPILSKI. “The Influence of the Electric Field on Surface Wave Propagation in a piezoelectric—semiconductor System”. Archives of Acoustics 5, no. 4 (March 7, 2016): 337–346. Accessed April 25, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3348.