Akmulla Bashkir State Pedagogical University 1

1. Oscillation and spectral properties of some classes of higher order differential operators and weighted nth order differential inequalities
2. Weighted differential inequality and oscillatory properties of fourth order differential equations
3. On an Invertible Extension of a Nonself-Adjoint Singular Differential Operator on the Half-Line
4. Asymptotics of Solutions of a System of Differential Equations with Rapidly Oscillating Coefficients
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