%0 Journal Article %A B. A. Dubrovin %T Theta functions and non-linear equations %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1981 %P 11-92 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1981_36_2_a1/ %G en %F RM_1981_36_2_a1