Splitting of a system of nonhomogeneous linear differential equations that depend on two small parameters
English version (Springer): Ukrainian Mathematical Journal 33 (1981), no. 5, pp 441-449.
Citation Example: Alishev A. Splitting of a system of nonhomogeneous linear differential equations that depend on two small parameters // Ukr. Mat. Zh. - 1981. - 33, № 5. - pp. 579-588.
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