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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 28, No. 6, pp. 838–841, November–December, 1976.
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Starun, I.I. Integration of a two-dimensional system with a turning point. Ukr Math J 28, 645–648 (1976). https://doi.org/10.1007/BF01094135
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DOI: https://doi.org/10.1007/BF01094135