%0 Journal Article %A I. V. Cherednik %T Algebraic aspects of two-dimensional chiral fields.~II %J Itogi Nauki i Tekhniki. Seriya Algebra. Geometriya. Topologiya %D 1981 %P 73-150 %V 18 %I mathdoc %U http://geodesic.mathdoc.fr/item/INTA_1981_18_a1/ %G ru %F INTA_1981_18_a1