%0 Journal Article %A Yu. A. Neretin %T A spinor representation of an infinite-dimensional orthogonal semigroup and the virasoro algebra %J Funkcionalʹnyj analiz i ego priloženiâ %D 1989 %P 32-44 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1989_23_3_a3/ %G ru %F FAA_1989_23_3_a3