3 citations to https://www.mathnet.ru/rus/danma145
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A. Vladimirov, A. Shkalikov, S. V. Kislyakov, “Oscillatory properties of selfadjoint boundary problems of the fourth order”, St. Petersburg Math. J., 35:1 (2024), 83
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R. Kulaev, A. Urtaeva, “Spectral properties of a fourth-order differential operator on a network”, Math. Methods in App. Sciences, 46:14 (2023), 15743
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N. P. Bondarenko, “Regularization and inverse spectral problems for differential operators with distribution coefficients”, Mathematics, 11:16 (2023), 3455