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Kakuhata H. Lagrangian, hamiltonian and conserved quantities for coupled integrable, dispersionless equations / H. Kakuhata, K. Konno, 1995. - 6 p. - Текст : непосредственный.
Imai K. Relationship among the dispersionless equations, the Pohlmeyer-Lund-Regge equations and the Getmanov equation / K.Imai,K.Konno,H.Kakuhata, 1998. - 6 p. - Текст : непосредственный.
Kakuhata H. A generalization of coupled integrable, dispersionless system / H.Kakuhata,K.Konno, 1995. - 7 p. - Текст : непосредственный.