1. Yu. V. Vaisleib, “Scattering of acoustic waves on a finite cone,” Akust. Zh., 17, No. 1, 33–42 (1971).
2. G. G. Goshin, Boundary Problems of Electrodynamics in Conic Domains [in Russian], Izd. Tomsk. Univ., Tomsk (1987).
3. V. P. Belichenko, G. G. Goshin, A. G. Dmitrenko, et al., Mathematical Methods in the Boundary-Value Problems of Electrodynamics [in Russian], Izd. Tomsk. Univ., Tomsk (1990).
4. I. V. Vovk and V. T. Grinchenko, “Emission of acoustic waves from a hollow finite cone,” in: Linear Boundary-Value Problems of Mathematical Physics [in Russian], Naukova Dumka, Kiev (1973), pp. 129–139.
5. V. A. Doroshenko and V. F. Kravchenko, Diffraction of Electromagnetic Waves on Nonclosed Conic Structures [in Russian], Fizmat, Moscow (2009).