1.
Andreev KN, Khruslov EY. Regularized integrals of motion for the Korteweg – de-Vries equation in the class of nondecreasing functions. Ukr. Mat. Zhurn. [Internet]. 2015Dec.25 [cited 2024Nov.23];67(12):1587-601. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2093