%0 Journal Article %A Yu. A. Neretin %T Holomorphic extensions of representations of the~group of the~diffeomorphisms of the~circle %J Sbornik. Mathematics %D 1990 %P 75-97 %V 67 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1990_67_1_a4/ %G en %F SM_1990_67_1_a4