%0 Journal Article %A O. I. Mokhov %A E. V. Ferapontov %T Non-local Hamiltonian operators of hydrodynamic type related to metrics of constant curvature %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 218-219 %V 45 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1990_45_3_a5/ %G en %F RM_1990_45_3_a5