An asymptotic expansion for a class of nonlinear differential equations
English version (Springer): Ukrainian Mathematical Journal 32 (1980), no. 5, pp 465-468.
Citation Example: Barvinskii A. F., Sokil B. I. An asymptotic expansion for a class of nonlinear differential equations // Ukr. Mat. Zh. - 1980. - 32, № 5. - pp. 686–693.
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