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A. E. Kulagin, A. Yu. Trifonov, A. V. Shapovalov, “Quasiparticles Described by the Gross–Pitaevskii Equation in the Semiclassical Approximation”, Russ Phys J, 58, no. 5, 2015, 606
F N Litvinets, A V Shapovalov, A Yu Trifonov, “Berry phases for the nonlocal Gross–Pitaevskii equation with a quadratic potential”, J. Phys. A: Math. Gen., 39, no. 5, 2006, 1191
V V Belov, M F Kondratieva, A Yu Trifonov, “Semiclassical spectrum for a Hartree-type equation corresponding to a rest point of the Hamilton–Ehrenfest system”, J. Phys. A: Math. Gen., 39, no. 34, 2006, 10821
E.A. Levchenko, A.V. Shapovalov, A.Yu. Trifonov, “Symmetries of the Fisher–Kolmogorov–Petrovskii–Piskunov equation with a nonlocal nonlinearity in a semiclassical approximation”, Journal of Mathematical Analysis and Applications, 395, no. 2, 2012, 716
Александр Леонидович Лисок, Aleksandr Leonidovich Lisok, Андрей Юрьевич Трифонов, Andrei Yurievich Trifonov, Александр Васильевич Шаповалов, Aleksandr Vasil'evich Shapovalov, “Функция Грина уравнения типа уравнения Хартри с квадратичным потенциалом”, ТМФ, 141, no. 2, 2004, 228
A. V. Borisov, A. Yu. Trifonov, A. V. Shapovalov, “A semiclassical approximation for the nonstationary two-dimensional nonlinear Schrödinger equation with an external field in polar coordinates”, Russ Phys J, 49, no. 7, 2006, 734
Anton E. Kulagin, Alexander V. Shapovalov, “A Semiclassical Approach to the Nonlocal Nonlinear Schrödinger Equation with a Non-Hermitian Term”, Mathematics, 12, no. 4, 2024, 580
V. V. Belov, E. I. Smirnova, A. Yu.Trifonov, “Semiclassical spectral series for the two-component Hartree-type equation”, Russ Phys J, 54, no. 6, 2011, 639
A V Shapovalov, A Yu Trifonov, A L Lisok, “Symmetry operators of the two-component Gross—Pitaevskii equation with a Manakov-type nonlocal nonlinearity”, J. Phys.: Conf. Ser., 670, 2016, 012046