Integrals of motion of the Korteweg–de Vries equation in a class of steplike solutions von K. N. Andreev

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Regularized integrals of motion for the Korteweg – de-Vries equation in the class of nondecreasing functions von K. N. Andreev, Ja. Khruslov

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Uniqueness of the solution of the Riemann-Hilbert problem for a rarefaction wave of the Korteweg-de Vries equation von K. N. Andreev, I. E. Egorova

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