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On the existence of a periodic solution of a third-order non-linear differential equation
È. M. Vaisbord
Received: 21.01.1960
Citation:
È. M. Vaisbord, “On the existence of a periodic solution of a third-order non-linear differential equation”, Sb. Math., 98:1 (1962)
Linking options:
https://www.mathnet.ru/eng/sm4612 https://www.mathnet.ru/eng/sm/v98/i1/p43
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