%0 Journal Article %A B. A. Dubrovin %A S. P. Novikov %T Hydrodynamics of weakly deformed soliton lattices. Differential geometry and Hamiltonian theory %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1989 %P 35-124 %V 44 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1989_44_6_a1/ %G en %F RM_1989_44_6_a1