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Publications in Math-Net.Ru
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Generalized normal forms of the systems of ordinary differential equations with a quasi-homogeneous polynomial $(\alpha x_1^2+x_2, x_1 x_2)$ in the unperturbed part
Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, 8:1 (2021), 12–28
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On the cauchy problem with an initial point lying on the boundary of ordinary differential equation's domain of definition
Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, 7:4 (2020), 636–648
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Two-dimensional homogeneous cubic systems: Classification and normal forms - VI
Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, 7:3 (2020), 377–391
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On the existence of a solution of the boundary initial-value problem
Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, 7:2 (2020), 277–288
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On the stability of "nonlinear center" under quasiperiodic perturbations
Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, 7:2 (2020), 269–276
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