E. DANICKI, “Surface acoustic wave scattering by elliptic metal disc on anisotropic piezoelectric halfspace”, Arch. Acoust., vol. 17, no. 3, pp. 389–412, May 2014, Accessed: Apr. 26, 2025. [Online]. Available: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1196