Spectral properties of operators in the problem on normal oscillations of a mixture of viscous compressible fluids. (English. Russian original) Zbl 07891529
J. Math. Sci., New York 283, No. 2, 231-254 (2024); translation from Sovrem. Mat., Fundam. Napravl. 69, No. 1, 73-97 (2023).