1. L. A. Tolokonnikov and V. V. Yudachev, “Reflection and Refraction of a Plane Sound Wave by a Flat Elastic Layer with an Inhomogeneous Coating,” Izv. Tul. Gos. Univ., Estestv. Nauki, No. 3, 219–226 (2015).
2. A. D. Romanov and L. A. Tolokonnikov, “Scattering of Sound Waves by a Cylinder with an Inhomogeneous Elastic Coating,” Prikl. Mat. Mekh. 75 (5), 850–857 (2011).
3. L. A. Tolokonnikov, “Scattering of an Obliquely Incident Plane Sound Wave by an Elastic Cylinder with an Inhomogeneous Coating,” Izv. Tul. Gos. Univ., Estestv. Nauki 2 (2), 265–274 (2013).
4. L. A. Tolokonnikov, “The Scattering of a Plane Sound Wave by an Elastic Sphere with an Inhomogeneous Coating,” Prikl. Mat. Mekh. 78 (4), 519–526 (2014).
5. L. A. Tolokonnikov, “Diffraction of Cylindrical Sound Waves by an Elastic Sphere with an Inhomogeneous Coating,” Prikl. Mat. Mekh. 79 (5), 663–673 (2015).