2017
Том 69
№ 9

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Periodical solutions of nonlinear differential equations of second order with a Lagging argument

Martynyuk D. I.

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English version (Springer): Ukrainian Mathematical Journal 19 (1967), no. 4, pp 489-494.

Citation Example: Martynyuk D. I. Periodical solutions of nonlinear differential equations of second order with a Lagging argument // Ukr. Mat. Zh. - 1967. - 19, № 4. - pp. 125–132.

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