For citations:
Skobel’tsyn S.A., Fedotov I.S., Titova A.S. Diffraction of sound on an elastic sphere with a nonhomogeneous coating and cavity in semi-space. Chebyshevskii Sbornik. 2018;19(4):177-193. (In Russ.) https://doi.org/10.22405/2226-8383-2018-19-4-177-193