%0 Journal Article %A L. A. Takhtadzhyan %A L. D. Faddeev %T The Hamiltonian system connected with the equation $u_{\xi_\eta}+\sin u=0$ %J Informatics and Automation %D 1976 %P 254-266 %V 142 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1976_142_a19/ %G ru %F TRSPY_1976_142_a19